* generic/tclDTrace.d (new file): add DTrace provider for Tcl; allows

* generic/tclCompile.h: tracing of proc and command entry & * generic/tclBasic.c: return, bytecode execution, object * generic/tclExecute.c: allocation and more; with essentially * generic/tclInt.h: zero cost when tracing is inactive; * generic/tclObj.c: enable with --enable-dtrace configure * generic/tclProc.c: arg (disabled by default, will only * unix/Makefile.in: enable if DTrace is present). * unix/configure.in: [Patch 1793984] * macosx/Makefile: enable DTrace support. * unix/configure: autoconf-2.13
author: das <das> 2007-09-13 15:28:09 (GMT)
committer: das <das> 2007-09-13 15:28:09 (GMT)
commit: 6727c60fc8fb34e49299e93c7c9ac1502935b9b0 (patch)
tree: 593d357422c91ee5b5623ed463f7d5629d99a4a5
parent: 31db1293d7001f8e7aeb25c06df292f43db1154e (diff)
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tcl-6727c60fc8fb34e49299e93c7c9ac1502935b9b0.tar.gz
tcl-6727c60fc8fb34e49299e93c7c9ac1502935b9b0.tar.bz2
12 files changed, 1075 insertions, 486 deletions
diff --git a/ChangeLog b/ChangeLog
index b7f5453..2a7b77d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,19 @@
+2007-08-07  Daniel Steffen  <das@users.sourceforge.net>
+
+	* generic/tclDTrace.d (new file): add DTrace provider for Tcl; allows
+	* generic/tclCompile.h:		  tracing of proc and command entry &
+	* generic/tclBasic.c: 		  return, bytecode execution, object
+	* generic/tclExecute.c:		  allocation and more; with essentially
+	* generic/tclInt.h:		  zero cost when tracing is inactive;
+	* generic/tclObj.c:		  enable with --enable-dtrace configure
+	* generic/tclProc.c:		  arg (disabled by default, will only
+	* unix/Makefile.in:		  enable if DTrace is present).
+	* unix/configure.in:		  [Patch 1793984]
+
+	* macosx/Makefile:		  enable DTrace support.
+
+	* unix/configure: autoconf-2.13
+
 2007-09-11  Don Porter  <dgp@users.sourceforge.net>
 
 	* library/tcltest/tcltest.tcl:	Accept underscores and colons in
diff --git a/generic/tclBasic.c b/generic/tclBasic.c
index 76f439c..270f3e2 100644
--- a/generic/tclBasic.c
+++ b/generic/tclBasic.c
@@ -9,11 +9,12 @@
  * Copyright (c) 1994-1997 Sun Microsystems, Inc.
  * Copyright (c) 1998-1999 by Scriptics Corporation.
  * Copyright (c) 2001, 2002 by Kevin B. Kenny.  All rights reserved.
+ * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net>
  *
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclBasic.c,v 1.75.2.26 2006/11/28 22:19:59 andreas_kupries Exp $
+ * RCS: @(#) $Id: tclBasic.c,v 1.75.2.27 2007/09/13 15:28:10 das Exp $
  */
 
 #include "tclInt.h"
@@ -52,6 +53,11 @@ static int            EvalTokensStandard _ANSI_ARGS_((Tcl_Interp *interp,
 
 #endif
 
+#ifdef USE_DTRACE
+static int	DTraceObjCmd(ClientData dummy, Tcl_Interp *interp, int objc,
+		    Tcl_Obj *CONST objv[]);
+#endif
+
 extern TclStubs tclStubs;
 
 /*
@@ -508,6 +514,14 @@ Tcl_CreateInterp()
 	}
     }
 
+#ifdef USE_DTRACE
+    /*
+     * Register the tcl::dtrace command.
+     */
+
+    Tcl_CreateObjCommand(interp, "::tcl::dtrace", DTraceObjCmd, NULL, NULL);
+#endif /* USE_DTRACE */
+
     /*
      * Register the builtin math functions.
      */
@@ -3181,13 +3195,31 @@ TclEvalObjvInternal(interp, objc, objv, command, length, flags)
         break;
     }
 
+    if (TCL_DTRACE_CMD_ARGS_ENABLED()) {
+	char *a[10];
+	int i = 0;
+
+	while (i < 10) {
+	    a[i] = i < objc ? TclGetString(objv[i]) : NULL; i++;
+	}
+	TCL_DTRACE_CMD_ARGS(a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7],
+		a[8], a[9]);
+    }
+
     /*
      * Finally, invoke the command's Tcl_ObjCmdProc.
      */
     cmdPtr->refCount++;
     iPtr->cmdCount++;
     if ( code == TCL_OK && traceCode == TCL_OK) {
+	if (TCL_DTRACE_CMD_ENTRY_ENABLED()) {
+	    TCL_DTRACE_CMD_ENTRY(TclGetString(objv[0]), objc - 1,
+		    (Tcl_Obj **)(objv + 1));
+	}
 	code = (*cmdPtr->objProc)(cmdPtr->objClientData, interp, objc, objv);
+	if (TCL_DTRACE_CMD_RETURN_ENABLED()) {
+	    TCL_DTRACE_CMD_RETURN(TclGetString(objv[0]), code);
+	}
     }
     if (Tcl_AsyncReady()) {
 	code = Tcl_AsyncInvoke(interp, code);
@@ -3235,6 +3267,13 @@ TclEvalObjvInternal(interp, objc, objv, command, length, flags)
 	(void) Tcl_GetObjResult(interp);
     }
 
+    if (TCL_DTRACE_CMD_RESULT_ENABLED()) {
+	Tcl_Obj *r;
+
+	r = Tcl_GetObjResult(interp);
+	TCL_DTRACE_CMD_RESULT(TclGetString(objv[0]), code, TclGetString(r), r);
+    }
+
     done:
     iPtr->varFramePtr = savedVarFramePtr;
     return code;
@@ -6082,8 +6121,46 @@ Tcl_GetVersion(majorV, minorV, patchLevelV, type)
         *type = TCL_RELEASE_LEVEL;
     }
 }
+#ifdef USE_DTRACE
 
 /*
+ *----------------------------------------------------------------------
+ *
+ * DTraceObjCmd --
+ *
+ *	This function is invoked to process the "::tcl::dtrace" Tcl command.
+ *
+ * Results:
+ *	A standard Tcl object result.
+ *
+ * Side effects:
+ *	The 'tcl-probe' DTrace probe is triggered (if it is enabled).
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+DTraceObjCmd(
+    ClientData dummy,		/* Not used. */
+    Tcl_Interp *interp,		/* Current interpreter. */
+    int objc,			/* Number of arguments. */
+    Tcl_Obj *CONST objv[])	/* Argument objects. */
+{
+    if (TCL_DTRACE_TCL_PROBE_ENABLED()) {
+	char *a[10];
+	int i = 0;
+
+	while (i++ < 10) {
+	    a[i-1] = i < objc ? TclGetString(objv[i]) : NULL;
+	}
+	TCL_DTRACE_TCL_PROBE(a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7],
+		a[8], a[9]);
+    }
+    return TCL_OK;
+}
+#endif /* USE_DTRACE */
+
+/*
  * Local Variables:
  * mode: c
  * c-basic-offset: 4
diff --git a/generic/tclCompile.h b/generic/tclCompile.h
index 1769a76..06414fd 100644
--- a/generic/tclCompile.h
+++ b/generic/tclCompile.h
@@ -4,11 +4,12 @@
  * Copyright (c) 1996-1998 Sun Microsystems, Inc.
  * Copyright (c) 1998-2000 by Scriptics Corporation.
  * Copyright (c) 2001 by Kevin B. Kenny.  All rights reserved.
+ * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net>
  *
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclCompile.h,v 1.33.2.1 2006/11/28 22:20:00 andreas_kupries Exp $
+ * RCS: @(#) $Id: tclCompile.h,v 1.33.2.2 2007/09/13 15:28:11 das Exp $
  */
 
 #ifndef _TCLCOMPILATION
@@ -1082,6 +1083,80 @@ EXTERN int		TclCompileVariableCmd _ANSI_ARGS_((
 #define TclMin(i, j)   ((((int) i) < ((int) j))? (i) : (j))
 #define TclMax(i, j)   ((((int) i) > ((int) j))? (i) : (j))
 
+/*
+ * DTrace probe macros (NOPs if DTrace support is not enabled).
+ */
+
+#ifdef USE_DTRACE
+
+#include "tclDTrace.h"
+
+#if defined(__GNUC__ ) && __GNUC__ > 2
+/* Use gcc branch prediction hint to minimize cost of DTrace ENABLED checks. */
+#define unlikely(x) (__builtin_expect((x), 0))
+#else
+#define unlikely(x) (x)
+#endif
+
+#define TCL_DTRACE_PROC_ENTRY_ENABLED()	    unlikely(TCL_PROC_ENTRY_ENABLED())
+#define TCL_DTRACE_PROC_RETURN_ENABLED()    unlikely(TCL_PROC_RETURN_ENABLED())
+#define TCL_DTRACE_PROC_RESULT_ENABLED()    unlikely(TCL_PROC_RESULT_ENABLED())
+#define TCL_DTRACE_PROC_ARGS_ENABLED()	    unlikely(TCL_PROC_ARGS_ENABLED())
+#define TCL_DTRACE_PROC_ENTRY(a0, a1, a2)   TCL_PROC_ENTRY(a0, a1, a2)
+#define TCL_DTRACE_PROC_RETURN(a0, a1)	    TCL_PROC_RETURN(a0, a1)
+#define TCL_DTRACE_PROC_RESULT(a0, a1, a2, a3) TCL_PROC_RESULT(a0, a1, a2, a3)
+#define TCL_DTRACE_PROC_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) \
+	TCL_PROC_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
+
+#define TCL_DTRACE_CMD_ENTRY_ENABLED()	    unlikely(TCL_CMD_ENTRY_ENABLED())
+#define TCL_DTRACE_CMD_RETURN_ENABLED()	    unlikely(TCL_CMD_RETURN_ENABLED())
+#define TCL_DTRACE_CMD_RESULT_ENABLED()	    unlikely(TCL_CMD_RESULT_ENABLED())
+#define TCL_DTRACE_CMD_ARGS_ENABLED()	    unlikely(TCL_CMD_ARGS_ENABLED())
+#define TCL_DTRACE_CMD_ENTRY(a0, a1, a2)    TCL_CMD_ENTRY(a0, a1, a2)
+#define TCL_DTRACE_CMD_RETURN(a0, a1)	    TCL_CMD_RETURN(a0, a1)
+#define TCL_DTRACE_CMD_RESULT(a0, a1, a2, a3) TCL_CMD_RESULT(a0, a1, a2, a3)
+#define TCL_DTRACE_CMD_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) \
+	TCL_CMD_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
+
+#define TCL_DTRACE_INST_START_ENABLED()	    unlikely(TCL_INST_START_ENABLED())
+#define TCL_DTRACE_INST_DONE_ENABLED()	    unlikely(TCL_INST_DONE_ENABLED())
+#define TCL_DTRACE_INST_START(a0, a1, a2)   TCL_INST_START(a0, a1, a2)
+#define TCL_DTRACE_INST_DONE(a0, a1, a2)    TCL_INST_DONE(a0, a1, a2)
+
+#define TCL_DTRACE_TCL_PROBE_ENABLED()	    unlikely(TCL_TCL_PROBE_ENABLED())
+#define TCL_DTRACE_TCL_PROBE(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) \
+	TCL_TCL_PROBE(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
+
+#else /* USE_DTRACE */
+
+#define TCL_DTRACE_PROC_ENTRY_ENABLED()	    0
+#define TCL_DTRACE_PROC_RETURN_ENABLED()    0
+#define TCL_DTRACE_PROC_RESULT_ENABLED()    0
+#define TCL_DTRACE_PROC_ARGS_ENABLED()	    0
+#define TCL_DTRACE_PROC_ENTRY(a0, a1, a2)   {}
+#define TCL_DTRACE_PROC_RETURN(a0, a1)	    {}
+#define TCL_DTRACE_PROC_RESULT(a0, a1, a2, a3) {}
+#define TCL_DTRACE_PROC_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) {}
+
+#define TCL_DTRACE_CMD_ENTRY_ENABLED()	    0
+#define TCL_DTRACE_CMD_RETURN_ENABLED()	    0
+#define TCL_DTRACE_CMD_RESULT_ENABLED()	    0
+#define TCL_DTRACE_CMD_ARGS_ENABLED()	    0
+#define TCL_DTRACE_CMD_ENTRY(a0, a1, a2)    {}
+#define TCL_DTRACE_CMD_RETURN(a0, a1)	    {}
+#define TCL_DTRACE_CMD_RESULT(a0, a1, a2, a3) {}
+#define TCL_DTRACE_CMD_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) {}
+
+#define TCL_DTRACE_INST_START_ENABLED()	    0
+#define TCL_DTRACE_INST_DONE_ENABLED()	    0
+#define TCL_DTRACE_INST_START(a0, a1, a2)   {}
+#define TCL_DTRACE_INST_DONE(a0, a1, a2)    {}
+
+#define TCL_DTRACE_TCL_PROBE_ENABLED()	    0
+#define TCL_DTRACE_TCL_PROBE(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) {}
+
+#endif /* USE_DTRACE */
+
 # undef TCL_STORAGE_CLASS
 # define TCL_STORAGE_CLASS DLLIMPORT
 
diff --git a/generic/tclDTrace.d b/generic/tclDTrace.d
new file mode 100644
index 0000000..550539d
--- /dev/null
+++ b/generic/tclDTrace.d
@@ -0,0 +1,185 @@
+/*
+ * tclDTrace.d --
+ *
+ *	Tcl DTrace provider.
+ *
+ * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net>
+ *
+ * See the file "license.terms" for information on usage and redistribution of
+ * this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ *
+ * RCS: @(#) $Id: tclDTrace.d,v 1.1.2.2 2007/09/13 15:28:12 das Exp $
+ */
+
+typedef struct Tcl_Obj Tcl_Obj;
+
+/*
+ * Tcl DTrace probes
+ */
+
+provider tcl {
+    /***************************** proc probes *****************************/
+    /*
+     *	tcl*:::proc-entry probe
+     *	    triggered immediately before proc bytecode execution
+     *		arg0: proc name				(string)
+     *		arg1: number of arguments		(int)
+     *		arg2: array of proc argument objects	(Tcl_Obj**)
+     */
+    probe proc__entry(char* name, int objc, Tcl_Obj **objv);
+    /*
+     *	tcl*:::proc-return probe
+     *	    triggered immediately after proc bytecode execution
+     *		arg0: proc name				(string)
+     *		arg1: return code			(int)
+     */
+    probe proc__return(char* name, int code);
+    /*
+     *	tcl*:::proc-result probe
+     *	    triggered after proc-return probe and result processing
+     *		arg0: proc name				(string)
+     *		arg1: return code			(int)
+     *		arg2: proc result			(string)
+     *		arg3: proc result object		(Tcl_Obj*)
+     */
+    probe proc__result(char* name, int code, char* result, Tcl_Obj *resultobj);
+    /*
+     *	tcl*:::proc-args probe
+     *	    triggered before proc-entry probe, gives access to string
+     *	    representation of proc arguments
+     *		arg0: proc name				(string)
+     *		arg1-arg9: proc arguments or NULL	(strings)
+     */
+    probe proc__args(char* name, char* arg1, char* arg2, char* arg3,
+	    char* arg4, char* arg5, char* arg6, char* arg7, char* arg8,
+	    char* arg9);
+
+    /***************************** cmd probes ******************************/
+    /*
+     *	tcl*:::cmd-entry probe
+     *	    triggered immediately before commmand execution
+     *		arg0: command name			(string)
+     *		arg1: number of arguments		(int)
+     *		arg2: array of command argument objects	(Tcl_Obj**)
+     */
+    probe cmd__entry(char* name, int objc, Tcl_Obj **objv);
+    /*
+     *	tcl*:::cmd-return probe
+     *	    triggered immediately after commmand execution
+     *		arg0: command name			(string)
+     *		arg1: return code			(int)
+     */
+    probe cmd__return(char* name, int code);
+    /*
+     *	tcl*:::cmd-result probe
+     *	    triggered after cmd-return probe and result processing
+     *		arg0: command name			(string)
+     *		arg1: return code			(int)
+     *		arg2: command result			(string)
+     *		arg3: command result object		(Tcl_Obj*)
+     */
+    probe cmd__result(char* name, int code, char* result, Tcl_Obj *resultobj);
+    /*
+     *	tcl*:::cmd-args probe
+     *	    triggered before cmd-entry probe, gives access to string
+     *	    representation of command arguments
+     *		arg0: command name			(string)
+     *		arg1-arg9: command arguments or NULL	(strings)
+     */
+    probe cmd__args(char* name, char* arg1, char* arg2, char* arg3,
+	    char* arg4, char* arg5, char* arg6, char* arg7, char* arg8,
+	    char* arg9);
+
+    /***************************** inst probes *****************************/
+    /*
+     *	tcl*:::inst-start probe
+     *	    triggered immediately before execution of a bytecode
+     *		arg0: bytecode name			(string)
+     *		arg1: depth of stack			(int)
+     *		arg2: top of stack			(Tcl_Obj**)
+     */
+    probe inst__start(char* name, int depth, Tcl_Obj **stack);
+    /*
+     *	tcl*:::inst-done probe
+     *	    triggered immediately after execution of a bytecode
+     *		arg0: bytecode name			(string)
+     *		arg1: depth of stack			(int)
+     *		arg2: top of stack			(Tcl_Obj**)
+     */
+    probe inst__done(char* name, int depth, Tcl_Obj **stack);
+
+    /***************************** obj probes ******************************/
+    /*
+     *	tcl*:::obj-create probe
+     *	    triggered immediately after a new Tcl_Obj has been created
+     *		arg0: object created			(Tcl_Obj*)
+     */
+    probe obj__create(Tcl_Obj* obj);
+    /*
+     *	tcl*:::obj-free probe
+     *	    triggered immediately before a Tcl_Obj is freed
+     *		arg0: object to be freed		(Tcl_Obj*)
+     */
+    probe obj__free(Tcl_Obj* obj);
+
+    /***************************** tcl probes ******************************/
+    /*
+     *	tcl*:::tcl-probe probe
+     *	    triggered when the ::tcl::dtrace command is called
+     *		arg0-arg9: command arguments		(strings)
+     */
+    probe tcl__probe(char* arg0, char* arg1, char* arg2, char* arg3,
+	    char* arg4, char* arg5, char* arg6, char* arg7, char* arg8,
+	    char* arg9);
+};
+
+/*
+ * Tcl types and constants for use in DTrace scripts
+ */
+
+typedef struct Tcl_ObjType {
+    char *name;
+    void *freeIntRepProc;
+    void *dupIntRepProc;
+    void *updateStringProc;
+    void *setFromAnyProc;
+} Tcl_ObjType;
+
+struct Tcl_Obj {
+    int refCount;
+    char *bytes;
+    int length;
+    Tcl_ObjType *typePtr;
+    union {
+	long longValue;
+	double doubleValue;
+	void *otherValuePtr;
+	int64_t wideValue;
+	struct {
+	    void *ptr1;
+	    void *ptr2;
+	} twoPtrValue;
+    } internalRep;
+};
+
+enum return_codes {
+    TCL_OK = 0,
+    TCL_ERROR,
+    TCL_RETURN,
+    TCL_BREAK,
+    TCL_CONTINUE
+};
+
+#pragma D attributes Evolving/Evolving/Common provider tcl provider
+#pragma D attributes Private/Private/Common provider tcl module
+#pragma D attributes Private/Private/Common provider tcl function
+#pragma D attributes Evolving/Evolving/Common provider tcl name
+#pragma D attributes Evolving/Evolving/Common provider tcl args
+
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 4
+ * fill-column: 78
+ * End:
+ */
diff --git a/generic/tclExecute.c b/generic/tclExecute.c
index 4fd6dcc..c0deb73 100644
--- a/generic/tclExecute.c
+++ b/generic/tclExecute.c
@@ -11,7 +11,7 @@
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclExecute.c,v 1.94.2.21 2007/03/13 16:26:32 dgp Exp $
+ * RCS: @(#) $Id: tclExecute.c,v 1.94.2.22 2007/09/13 15:28:12 das Exp $
  */
 
 #include "tclInt.h"
@@ -259,6 +259,31 @@ long		tclObjsShared[TCL_MAX_SHARED_OBJ_STATS] = { 0, 0, 0, 0, 0 };
 #endif /* TCL_COMPILE_DEBUG */
 
 /*
+ * DTrace instruction probe macros.
+ */
+
+#define TCL_DTRACE_INST_NEXT() \
+    if (TCL_DTRACE_INST_DONE_ENABLED()) {\
+	if (curInstName) {\
+	    TCL_DTRACE_INST_DONE(curInstName, stackTop - initStackTop,\
+		    stackPtr + stackTop);\
+	}\
+	curInstName = tclInstructionTable[*pc].name;\
+	if (TCL_DTRACE_INST_START_ENABLED()) {\
+	    TCL_DTRACE_INST_START(curInstName, stackTop - initStackTop,\
+		    stackPtr + stackTop);\
+	}\
+    } else if (TCL_DTRACE_INST_START_ENABLED()) {\
+	TCL_DTRACE_INST_START(tclInstructionTable[*pc].name,\
+		stackTop - initStackTop, stackPtr + stackTop);\
+    }
+#define TCL_DTRACE_INST_LAST() \
+    if (TCL_DTRACE_INST_DONE_ENABLED() && curInstName) {\
+	TCL_DTRACE_INST_DONE(curInstName, stackTop - initStackTop,\
+		stackPtr + stackTop);\
+    }
+
+/*
  * Macro to read a string containing either a wide or an int and
  * decide which it is while decoding it at the same time.  This
  * enforces the policy that integer constants between LONG_MIN and
@@ -1115,6 +1140,7 @@ TclExecuteByteCode(interp, codePtr)
     int traceInstructions = (tclTraceExec == 3);
     char cmdNameBuf[21];
 #endif
+    char *curInstName = NULL;
 
     /*
      * This procedure uses a stack to hold information about catch commands.
@@ -1259,6 +1285,9 @@ TclExecuteByteCode(interp, codePtr)
 #ifdef TCL_COMPILE_STATS    
     iPtr->stats.instructionCount[*pc]++;
 #endif
+
+     TCL_DTRACE_INST_NEXT();
+
     switch (*pc) {
     case INST_DONE:
 	if (stackTop <= initStackTop) {
@@ -4035,6 +4064,7 @@ TclExecuteByteCode(interp, codePtr)
 	 */
 
 	pc += 5;
+	TCL_DTRACE_INST_NEXT();
 #else
 	NEXT_INST_F(5, 0, 0);
 #endif	
@@ -4390,6 +4420,7 @@ TclExecuteByteCode(interp, codePtr)
      */
 
  abnormalReturn:
+    TCL_DTRACE_INST_LAST();
     while (stackTop > initStackTop) {
 	valuePtr = POP_OBJECT();
 	TclDecrRefCount(valuePtr);
diff --git a/generic/tclInt.h b/generic/tclInt.h
index 9d05bd4..76544c0 100644
--- a/generic/tclInt.h
+++ b/generic/tclInt.h
@@ -8,11 +8,12 @@
  * Copyright (c) 1994-1998 Sun Microsystems, Inc.
  * Copyright (c) 1998-1999 by Scriptics Corporation.
  * Copyright (c) 2001, 2002 by Kevin B. Kenny.  All rights reserved.
+ * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net>
  *
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclInt.h,v 1.118.2.29 2007/08/23 00:27:21 das Exp $
+ * RCS: @(#) $Id: tclInt.h,v 1.118.2.30 2007/09/13 15:28:13 das Exp $
  */
 
 #ifndef _TCLINT
@@ -2300,6 +2301,19 @@ EXTERN Tcl_Obj *TclPtrIncrVar _ANSI_ARGS_((Tcl_Interp *interp, Var *varPtr,
  *----------------------------------------------------------------
  */
 
+/*
+ * DTrace object allocation probe macros.
+ */
+
+#ifdef USE_DTRACE
+#include "tclDTrace.h"
+#define	TCL_DTRACE_OBJ_CREATE(objPtr)	TCL_OBJ_CREATE(objPtr)
+#define	TCL_DTRACE_OBJ_FREE(objPtr)	TCL_OBJ_FREE(objPtr)
+#else /* USE_DTRACE */
+#define	TCL_DTRACE_OBJ_CREATE(objPtr)	{}
+#define	TCL_DTRACE_OBJ_FREE(objPtr)	{}
+#endif /* USE_DTRACE */
+
 #ifdef TCL_COMPILE_STATS
 #  define TclIncrObjsAllocated() \
     tclObjsAlloced++
@@ -2316,7 +2330,8 @@ EXTERN Tcl_Obj *TclPtrIncrVar _ANSI_ARGS_((Tcl_Interp *interp, Var *varPtr,
     (objPtr)->refCount = 0; \
     (objPtr)->bytes    = tclEmptyStringRep; \
     (objPtr)->length   = 0; \
-    (objPtr)->typePtr  = NULL
+    (objPtr)->typePtr  = NULL; \
+    TCL_DTRACE_OBJ_CREATE(objPtr)
 
 
 #ifdef TCL_MEM_DEBUG
@@ -2325,6 +2340,7 @@ EXTERN Tcl_Obj *TclPtrIncrVar _ANSI_ARGS_((Tcl_Interp *interp, Var *varPtr,
 #else
 #   define TclDecrRefCount(objPtr) \
     if (--(objPtr)->refCount <= 0) { \
+	TCL_DTRACE_OBJ_FREE(objPtr); \
 	if (((objPtr)->typePtr != NULL) \
 		&& ((objPtr)->typePtr->freeIntRepProc != NULL)) { \
 	    (objPtr)->typePtr->freeIntRepProc(objPtr); \
@@ -2356,7 +2372,9 @@ EXTERN Tcl_Obj *TclPtrIncrVar _ANSI_ARGS_((Tcl_Interp *interp, Var *varPtr,
        (objPtr)->bytes    = tclEmptyStringRep; \
        (objPtr)->length   = 0; \
        (objPtr)->typePtr  = NULL; \
-       TclIncrObjsAllocated()
+       TclIncrObjsAllocated(); \
+       TCL_DTRACE_OBJ_CREATE(objPtr)
+
      
 #elif defined(PURIFY)
 
diff --git a/generic/tclObj.c b/generic/tclObj.c
index 9d480d5..092dc1a 100644
--- a/generic/tclObj.c
+++ b/generic/tclObj.c
@@ -7,11 +7,12 @@
  * Copyright (c) 1995-1997 Sun Microsystems, Inc.
  * Copyright (c) 1999 by Scriptics Corporation.
  * Copyright (c) 2001 by ActiveState Corporation.
+ * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net>
  *
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclObj.c,v 1.42.2.14 2005/11/29 14:02:04 dkf Exp $
+ * RCS: @(#) $Id: tclObj.c,v 1.42.2.15 2007/09/13 15:28:13 das Exp $
  */
 
 #include "tclInt.h"
@@ -674,6 +675,7 @@ TclFreeObj(objPtr)
     }
 #endif /* TCL_MEM_DEBUG */
 
+    TCL_DTRACE_OBJ_FREE(objPtr);
     if ((typePtr != NULL) && (typePtr->freeIntRepProc != NULL)) {
 	typePtr->freeIntRepProc(objPtr);
     }
@@ -698,9 +700,7 @@ TclFreeObj(objPtr)
     Tcl_MutexUnlock(&tclObjMutex);
 #endif /* TCL_MEM_DEBUG */
 
-#ifdef TCL_COMPILE_STATS
-    tclObjsFreed++;
-#endif /* TCL_COMPILE_STATS */
+    TclIncrObjsFreed();
 }
 
 /*
diff --git a/generic/tclProc.c b/generic/tclProc.c
index 3ecf243..d903ae6 100644
--- a/generic/tclProc.c
+++ b/generic/tclProc.c
@@ -6,11 +6,12 @@
  *
  * Copyright (c) 1987-1993 The Regents of the University of California.
  * Copyright (c) 1994-1998 Sun Microsystems, Inc.
+ * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net>
  *
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclProc.c,v 1.44.2.6 2006/11/28 22:20:02 andreas_kupries Exp $
+ * RCS: @(#) $Id: tclProc.c,v 1.44.2.7 2007/09/13 15:28:17 das Exp $
  */
 
 #include "tclInt.h"
@@ -1158,8 +1159,23 @@ TclObjInterpProc(clientData, interp, objc, objv)
     }
 #endif /*TCL_COMPILE_DEBUG*/
 
+    if (TCL_DTRACE_PROC_ARGS_ENABLED()) {
+	char *a[10];
+	int i = 0;
+
+	while (i < 10) {
+	    a[i] = i < objc ? TclGetString(objv[i]) : NULL; i++;
+	}
+	TCL_DTRACE_PROC_ARGS(a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7],
+		a[8], a[9]);
+    }
+
     iPtr->returnCode = TCL_OK;
     procPtr->refCount++;
+    if (TCL_DTRACE_PROC_ENTRY_ENABLED()) {
+	TCL_DTRACE_PROC_ENTRY(TclGetString(objv[0]), objc - 1,
+		(Tcl_Obj **)(objv + 1));
+    }
 #ifndef TCL_TIP280
     result = TclCompEvalObj(interp, procPtr->bodyPtr);
 #else
@@ -1169,6 +1185,9 @@ TclObjInterpProc(clientData, interp, objc, objv)
 
     result = TclCompEvalObj(interp, procPtr->bodyPtr, NULL, 0);
 #endif
+    if (TCL_DTRACE_PROC_RETURN_ENABLED()) {
+	TCL_DTRACE_PROC_RETURN(TclGetString(objv[0]), result);
+    }
     procPtr->refCount--;
     if (procPtr->refCount <= 0) {
 	TclProcCleanupProc(procPtr);
@@ -1178,6 +1197,14 @@ TclObjInterpProc(clientData, interp, objc, objv)
 	result = ProcessProcResultCode(interp, procName, nameLen, result);
     }
     
+    if (TCL_DTRACE_PROC_RESULT_ENABLED()) {
+	Tcl_Obj *r;
+
+	r = Tcl_GetObjResult(interp);
+	TCL_DTRACE_PROC_RESULT(TclGetString(objv[0]), result,
+		TclGetString(r), r);
+    }
+
     /*
      * Pop and free the call frame for this procedure invocation, then
      * free the compiledLocals array if malloc'ed storage was used.
diff --git a/macosx/Makefile b/macosx/Makefile
index a8acc28..8423747 100644
--- a/macosx/Makefile
+++ b/macosx/Makefile
@@ -9,7 +9,7 @@
 # See the file "license.terms" for information on usage and redistribution of
 # this file, and for a DISCLAIMER OF ALL WARRANTIES.
 #
-# RCS: @(#) $Id: Makefile,v 1.5.2.17 2007/04/29 02:21:33 das Exp $
+# RCS: @(#) $Id: Makefile,v 1.5.2.18 2007/09/13 15:28:17 das Exp $
 #
 ########################################################################################################
 
@@ -131,7 +131,7 @@ ${OBJ_DIR}/Makefile: ${UNIX_DIR}/Makefile.in ${UNIX_DIR}/configure \
 	mkdir -p ${OBJ_DIR} && cd ${OBJ_DIR} && \
 	if [ ${UNIX_DIR}/configure -nt config.status ]; then ${UNIX_DIR}/configure \
 	--prefix=${PREFIX} --bindir=${BINDIR} --libdir=${LIBDIR} \
-	--mandir=${MANDIR} --enable-threads --enable-framework \
+	--mandir=${MANDIR} --enable-threads --enable-framework --enable-dtrace \
 	${CONFIGURE_ARGS} ${EXTRA_CONFIGURE_ARGS}; else ./config.status; fi
 
 build-${PROJECT}: ${OBJ_DIR}/Makefile
diff --git a/unix/Makefile.in b/unix/Makefile.in
index 895b503..43ceb62 100644
--- a/unix/Makefile.in
+++ b/unix/Makefile.in
@@ -5,7 +5,7 @@
 # "autoconf" program (constructs like "@foo@" will get replaced in the
 # actual Makefile.
 #
-# RCS: @(#) $Id: Makefile.in,v 1.121.2.22 2007/08/07 05:06:41 das Exp $
+# RCS: @(#) $Id: Makefile.in,v 1.121.2.23 2007/09/13 15:28:17 das Exp $
 
 VERSION 		= @TCL_VERSION@
 MAJOR_VERSION		= @TCL_MAJOR_VERSION@
@@ -254,6 +254,7 @@ COMPAT_OBJS		= @LIBOBJS@
 AC_FLAGS		= @DEFS@
 AR			= @AR@
 RANLIB			= @RANLIB@
+DTRACE			= @DTRACE@
 SRC_DIR			= @srcdir@
 TOP_DIR			= $(SRC_DIR)/..
 GENERIC_DIR		= $(TOP_DIR)/generic
@@ -288,7 +289,7 @@ DDD			= ddd
 # either.
 #----------------------------------------------------------------
 
-STUB_CC_SWITCHES = ${CFLAGS} ${CFLAGS_WARNING} ${SHLIB_CFLAGS} \
+STUB_CC_SWITCHES = ${CFLAGS} ${CFLAGS_WARNING} ${SHLIB_CFLAGS} -I. \
 -I${GENERIC_DIR} -I${SRC_DIR} ${AC_FLAGS} ${MATH_FLAGS} ${GENERIC_FLAGS} \
 ${PROTO_FLAGS} ${MEM_DEBUG_FLAGS} ${COMPILE_DEBUG_FLAGS} ${ENV_FLAGS} \
 -DTCL_SHLIB_EXT=\"${SHLIB_SUFFIX}\" @EXTRA_CC_SWITCHES@
@@ -330,9 +331,13 @@ STUB_LIB_OBJS = tclStubLib.o ${COMPAT_OBJS}
 
 MAC_OSX_OBJS = tclMacOSXBundle.o tclMacOSXNotify.o
 
-OBJS = ${GENERIC_OBJS} ${UNIX_OBJS} ${NOTIFY_OBJS} ${COMPAT_OBJS} \
+DTRACE_OBJ = tclDTrace.o
+
+TCL_OBJS = ${GENERIC_OBJS} ${UNIX_OBJS} ${NOTIFY_OBJS} ${COMPAT_OBJS} \
         @DL_OBJS@ @PLAT_OBJS@
 
+OBJS = ${TCL_OBJS} @DTRACE_OBJ@
+
 TCL_DECLS = \
 	$(GENERIC_DIR)/tcl.decls \
 	$(GENERIC_DIR)/tclInt.decls
@@ -452,6 +457,10 @@ MAC_OSX_SRCS = \
 	$(MAC_OSX_DIR)/tclMacOSXBundle.c \
 	$(MAC_OSX_DIR)/tclMacOSXNotify.c
 
+DTRACE_HDR = tclDTrace.h
+
+DTRACE_SRC = $(GENERIC_DIR)/tclDTrace.d
+
 # Note: don't include DL_SRCS or MAC_OSX_SRCS in SRCS: most of those
 # files won't compile on the current machine, and they will cause
 # problems for things like "make depend".
@@ -670,7 +679,8 @@ install-libraries: libraries
 	    $(INSTALL_DATA) $$i $(INCLUDE_INSTALL_DIR); \
 	    done;
 	@echo "Installing library files to $(SCRIPT_INSTALL_DIR)";
-	@for i in $(TOP_DIR)/library/*.tcl $(TOP_DIR)/library/tclIndex $(UNIX_DIR)/tclAppInit.c $(UNIX_DIR)/ldAix; \
+	@for i in $(TOP_DIR)/library/*.tcl $(TOP_DIR)/library/tclIndex \
+		$(UNIX_DIR)/tclAppInit.c $(UNIX_DIR)/ldAix @DTRACE_SRC@; \
 	    do \
 	    $(INSTALL_DATA) $$i $(SCRIPT_INSTALL_DIR); \
 	    done;
@@ -1092,6 +1102,16 @@ tclMacOSXBundle.o: $(MAC_OSX_DIR)/tclMacOSXBundle.c
 tclMacOSXNotify.o: $(MAC_OSX_DIR)/tclMacOSXNotify.c
 	$(CC) -c $(CC_SWITCHES) $(MAC_OSX_DIR)/tclMacOSXNotify.c
 
+# DTrace support
+
+$(TCL_OBJS): @DTRACE_HDR@
+
+$(DTRACE_HDR): $(DTRACE_SRC)
+	$(DTRACE) -h $(DTRACE_SWITCHES) -o $@ -s $(DTRACE_SRC)
+
+$(DTRACE_OBJ): $(DTRACE_SRC) $(TCL_OBJS)
+	$(DTRACE) -G $(DTRACE_SWITCHES) -o $@ -s $(DTRACE_SRC) $(TCL_OBJS)
+
 # The following targets are not completely general.  They are provide
 # purely for documentation purposes so people who are interested in
 # the Xt based notifier can modify them to suit their own installation.
diff --git a/unix/configure b/unix/configure
index 742f051..de8e44a 100755
--- a/unix/configure
+++ b/unix/configure
@@ -38,6 +38,8 @@ ac_help="$ac_help
   --enable-langinfo	  use nl_langinfo if possible to determine
 			  encoding at startup, otherwise use old heuristic"
 ac_help="$ac_help
+  --enable-dtrace         build with DTrace support [--disable-dtrace]"
+ac_help="$ac_help
   --enable-framework      package shared libraries in MacOSX frameworks [--disable-framework]"
 
 # Initialize some variables set by options.
@@ -577,7 +579,7 @@ TCL_SRC_DIR=`cd $srcdir/..; pwd`
 
 
     echo $ac_n "checking whether to use symlinks for manpages""... $ac_c" 1>&6
-echo "configure:581: checking whether to use symlinks for manpages" >&5
+echo "configure:583: checking whether to use symlinks for manpages" >&5
     # Check whether --enable-man-symlinks or --disable-man-symlinks was given.
 if test "${enable_man_symlinks+set}" = set; then
   enableval="$enable_man_symlinks"
@@ -589,7 +591,7 @@ fi
     echo "$ac_t""$enableval" 1>&6
 
     echo $ac_n "checking whether to compress the manpages""... $ac_c" 1>&6
-echo "configure:593: checking whether to compress the manpages" >&5
+echo "configure:595: checking whether to compress the manpages" >&5
     # Check whether --enable-man-compression or --disable-man-compression was given.
 if test "${enable_man_compression+set}" = set; then
   enableval="$enable_man_compression"
@@ -605,7 +607,7 @@ fi
     echo "$ac_t""$enableval" 1>&6
     if test "$enableval" != "no"; then
 	echo $ac_n "checking for compressed file suffix""... $ac_c" 1>&6
-echo "configure:609: checking for compressed file suffix" >&5
+echo "configure:611: checking for compressed file suffix" >&5
 	touch TeST
 	$enableval TeST
 	Z=`ls TeST* | sed 's/^....//'`
@@ -615,7 +617,7 @@ echo "configure:609: checking for compressed file suffix" >&5
     fi
 
     echo $ac_n "checking whether to add a package name suffix for the manpages""... $ac_c" 1>&6
-echo "configure:619: checking whether to add a package name suffix for the manpages" >&5
+echo "configure:621: checking whether to add a package name suffix for the manpages" >&5
     # Check whether --enable-man-suffix or --disable-man-suffix was given.
 if test "${enable_man_suffix+set}" = set; then
   enableval="$enable_man_suffix"
@@ -646,7 +648,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:650: checking for $ac_word" >&5
+echo "configure:652: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -676,7 +678,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:680: checking for $ac_word" >&5
+echo "configure:682: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -727,7 +729,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:731: checking for $ac_word" >&5
+echo "configure:733: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -759,7 +761,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:763: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:765: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -770,12 +772,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 774 "configure"
+#line 776 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:779: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:781: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -801,12 +803,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:805: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:807: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:810: checking whether we are using GNU C" >&5
+echo "configure:812: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -815,7 +817,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:819: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:821: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -834,7 +836,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:838: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:840: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -876,7 +878,7 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:880: checking how to run the C preprocessor" >&5
+echo "configure:882: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -891,13 +893,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 895 "configure"
+#line 897 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:901: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:903: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -908,13 +910,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 912 "configure"
+#line 914 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:918: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:920: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -925,13 +927,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 929 "configure"
+#line 931 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:935: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:937: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -957,13 +959,13 @@ echo "$ac_t""$CPP" 1>&6
 
 
     echo $ac_n "checking dirent.h""... $ac_c" 1>&6
-echo "configure:961: checking dirent.h" >&5
+echo "configure:963: checking dirent.h" >&5
 if eval "test \"`echo '$''{'tcl_cv_dirent_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 967 "configure"
+#line 969 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <dirent.h>
@@ -989,7 +991,7 @@ closedir(d);
 
 ; return 0; }
 EOF
-if { (eval echo configure:993: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:995: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_dirent_h=yes
 else
@@ -1012,17 +1014,17 @@ EOF
 
     ac_safe=`echo "errno.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for errno.h""... $ac_c" 1>&6
-echo "configure:1016: checking for errno.h" >&5
+echo "configure:1018: checking for errno.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1021 "configure"
+#line 1023 "configure"
 #include "confdefs.h"
 #include <errno.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1026: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1028: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1049,17 +1051,17 @@ fi
 
     ac_safe=`echo "float.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for float.h""... $ac_c" 1>&6
-echo "configure:1053: checking for float.h" >&5
+echo "configure:1055: checking for float.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1058 "configure"
+#line 1060 "configure"
 #include "confdefs.h"
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1063: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1065: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1086,17 +1088,17 @@ fi
 
     ac_safe=`echo "values.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for values.h""... $ac_c" 1>&6
-echo "configure:1090: checking for values.h" >&5
+echo "configure:1092: checking for values.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1095 "configure"
+#line 1097 "configure"
 #include "confdefs.h"
 #include <values.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1100: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1102: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1123,17 +1125,17 @@ fi
 
     ac_safe=`echo "limits.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for limits.h""... $ac_c" 1>&6
-echo "configure:1127: checking for limits.h" >&5
+echo "configure:1129: checking for limits.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1132 "configure"
+#line 1134 "configure"
 #include "confdefs.h"
 #include <limits.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1137: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1139: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1163,17 +1165,17 @@ fi
 
     ac_safe=`echo "stdlib.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for stdlib.h""... $ac_c" 1>&6
-echo "configure:1167: checking for stdlib.h" >&5
+echo "configure:1169: checking for stdlib.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1172 "configure"
+#line 1174 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1177: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1179: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1196,7 +1198,7 @@ tcl_ok=0
 fi
 
     cat > conftest.$ac_ext <<EOF
-#line 1200 "configure"
+#line 1202 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1210,7 +1212,7 @@ fi
 rm -f conftest*
 
     cat > conftest.$ac_ext <<EOF
-#line 1214 "configure"
+#line 1216 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1224,7 +1226,7 @@ fi
 rm -f conftest*
 
     cat > conftest.$ac_ext <<EOF
-#line 1228 "configure"
+#line 1230 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1245,17 +1247,17 @@ EOF
     fi
     ac_safe=`echo "string.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for string.h""... $ac_c" 1>&6
-echo "configure:1249: checking for string.h" >&5
+echo "configure:1251: checking for string.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1254 "configure"
+#line 1256 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1259: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1261: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1278,7 +1280,7 @@ tcl_ok=0
 fi
 
     cat > conftest.$ac_ext <<EOF
-#line 1282 "configure"
+#line 1284 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1292,7 +1294,7 @@ fi
 rm -f conftest*
 
     cat > conftest.$ac_ext <<EOF
-#line 1296 "configure"
+#line 1298 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1318,17 +1320,17 @@ EOF
 
     ac_safe=`echo "sys/wait.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for sys/wait.h""... $ac_c" 1>&6
-echo "configure:1322: checking for sys/wait.h" >&5
+echo "configure:1324: checking for sys/wait.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1327 "configure"
+#line 1329 "configure"
 #include "confdefs.h"
 #include <sys/wait.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1332: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1334: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1355,17 +1357,17 @@ fi
 
     ac_safe=`echo "dlfcn.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for dlfcn.h""... $ac_c" 1>&6
-echo "configure:1359: checking for dlfcn.h" >&5
+echo "configure:1361: checking for dlfcn.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1364 "configure"
+#line 1366 "configure"
 #include "confdefs.h"
 #include <dlfcn.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1369: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1371: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1396,17 +1398,17 @@ fi
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1400: checking for $ac_hdr" >&5
+echo "configure:1402: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1405 "configure"
+#line 1407 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1410: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1412: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1441,21 +1443,21 @@ done
 
 if test -z "$no_pipe" && test -n "$GCC"; then
     echo $ac_n "checking if the compiler understands -pipe""... $ac_c" 1>&6
-echo "configure:1445: checking if the compiler understands -pipe" >&5
+echo "configure:1447: checking if the compiler understands -pipe" >&5
 if eval "test \"`echo '$''{'tcl_cv_cc_pipe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -pipe"
 	cat > conftest.$ac_ext <<EOF
-#line 1452 "configure"
+#line 1454 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1459: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1461: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_cc_pipe=yes
 else
@@ -1515,7 +1517,7 @@ EOF
 EOF
 
 	echo $ac_n "checking for pthread_mutex_init in -lpthread""... $ac_c" 1>&6
-echo "configure:1519: checking for pthread_mutex_init in -lpthread" >&5
+echo "configure:1521: checking for pthread_mutex_init in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_mutex_init | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1523,7 +1525,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1527 "configure"
+#line 1529 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -1534,7 +1536,7 @@ int main() {
 pthread_mutex_init()
 ; return 0; }
 EOF
-if { (eval echo configure:1538: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1540: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1562,7 +1564,7 @@ fi
 	    # pthread.h, but that will work with libpthread really doesn't
 	    # exist, like AIX 4.2.  [Bug: 4359]
 	    echo $ac_n "checking for __pthread_mutex_init in -lpthread""... $ac_c" 1>&6
-echo "configure:1566: checking for __pthread_mutex_init in -lpthread" >&5
+echo "configure:1568: checking for __pthread_mutex_init in -lpthread" >&5
 ac_lib_var=`echo pthread'_'__pthread_mutex_init | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1570,7 +1572,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1574 "configure"
+#line 1576 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -1581,7 +1583,7 @@ int main() {
 __pthread_mutex_init()
 ; return 0; }
 EOF
-if { (eval echo configure:1585: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1587: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1609,7 +1611,7 @@ fi
 	    THREADS_LIBS=" -lpthread"
 	else
 	    echo $ac_n "checking for pthread_mutex_init in -lpthreads""... $ac_c" 1>&6
-echo "configure:1613: checking for pthread_mutex_init in -lpthreads" >&5
+echo "configure:1615: checking for pthread_mutex_init in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_mutex_init | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1617,7 +1619,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1621 "configure"
+#line 1623 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -1628,7 +1630,7 @@ int main() {
 pthread_mutex_init()
 ; return 0; }
 EOF
-if { (eval echo configure:1632: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1634: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1654,7 +1656,7 @@ fi
 		THREADS_LIBS=" -lpthreads"
 	    else
 		echo $ac_n "checking for pthread_mutex_init in -lc""... $ac_c" 1>&6
-echo "configure:1658: checking for pthread_mutex_init in -lc" >&5
+echo "configure:1660: checking for pthread_mutex_init in -lc" >&5
 ac_lib_var=`echo c'_'pthread_mutex_init | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1662,7 +1664,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1666 "configure"
+#line 1668 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -1673,7 +1675,7 @@ int main() {
 pthread_mutex_init()
 ; return 0; }
 EOF
-if { (eval echo configure:1677: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1679: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1696,7 +1698,7 @@ fi
 
 		if test "$tcl_ok" = "no"; then
 		    echo $ac_n "checking for pthread_mutex_init in -lc_r""... $ac_c" 1>&6
-echo "configure:1700: checking for pthread_mutex_init in -lc_r" >&5
+echo "configure:1702: checking for pthread_mutex_init in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_mutex_init | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1704,7 +1706,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1708 "configure"
+#line 1710 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -1715,7 +1717,7 @@ int main() {
 pthread_mutex_init()
 ; return 0; }
 EOF
-if { (eval echo configure:1719: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1721: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1755,12 +1757,12 @@ fi
 	for ac_func in pthread_attr_setstacksize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1759: checking for $ac_func" >&5
+echo "configure:1761: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1764 "configure"
+#line 1766 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1783,7 +1785,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1787: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1789: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1810,12 +1812,12 @@ done
 	for ac_func in pthread_atfork
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1814: checking for $ac_func" >&5
+echo "configure:1816: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1819 "configure"
+#line 1821 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1838,7 +1840,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1844: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1868,7 +1870,7 @@ done
     fi
     # Do checking message here to not mess up interleaved configure output
     echo $ac_n "checking for building with threads""... $ac_c" 1>&6
-echo "configure:1872: checking for building with threads" >&5
+echo "configure:1874: checking for building with threads" >&5
     if test "${TCL_THREADS}" = 1; then
 	cat >> confdefs.h <<\EOF
 #define TCL_THREADS 1
@@ -1899,12 +1901,12 @@ EOF
     #--------------------------------------------------------------------
 
     echo $ac_n "checking for sin""... $ac_c" 1>&6
-echo "configure:1903: checking for sin" >&5
+echo "configure:1905: checking for sin" >&5
 if eval "test \"`echo '$''{'ac_cv_func_sin'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1908 "configure"
+#line 1910 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char sin(); below.  */
@@ -1927,7 +1929,7 @@ sin();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1931: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1933: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_sin=yes"
 else
@@ -1948,7 +1950,7 @@ MATH_LIBS="-lm"
 fi
 
     echo $ac_n "checking for main in -lieee""... $ac_c" 1>&6
-echo "configure:1952: checking for main in -lieee" >&5
+echo "configure:1954: checking for main in -lieee" >&5
 ac_lib_var=`echo ieee'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1956,14 +1958,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1960 "configure"
+#line 1962 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1967: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1969: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1990,7 +1992,7 @@ fi
     #--------------------------------------------------------------------
 
     echo $ac_n "checking for main in -linet""... $ac_c" 1>&6
-echo "configure:1994: checking for main in -linet" >&5
+echo "configure:1996: checking for main in -linet" >&5
 ac_lib_var=`echo inet'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1998,14 +2000,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-linet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2002 "configure"
+#line 2004 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2009: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2011: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2027,17 +2029,17 @@ fi
 
     ac_safe=`echo "net/errno.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for net/errno.h""... $ac_c" 1>&6
-echo "configure:2031: checking for net/errno.h" >&5
+echo "configure:2033: checking for net/errno.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2036 "configure"
+#line 2038 "configure"
 #include "confdefs.h"
 #include <net/errno.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2041: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2043: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2082,12 +2084,12 @@ fi
 
     tcl_checkBoth=0
     echo $ac_n "checking for connect""... $ac_c" 1>&6
-echo "configure:2086: checking for connect" >&5
+echo "configure:2088: checking for connect" >&5
 if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2091 "configure"
+#line 2093 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect(); below.  */
@@ -2110,7 +2112,7 @@ connect();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2114: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2116: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_connect=yes"
 else
@@ -2132,12 +2134,12 @@ fi
 
     if test "$tcl_checkSocket" = 1; then
 	echo $ac_n "checking for setsockopt""... $ac_c" 1>&6
-echo "configure:2136: checking for setsockopt" >&5
+echo "configure:2138: checking for setsockopt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setsockopt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2141 "configure"
+#line 2143 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setsockopt(); below.  */
@@ -2160,7 +2162,7 @@ setsockopt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2164: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2166: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_setsockopt=yes"
 else
@@ -2178,7 +2180,7 @@ if eval "test \"`echo '$ac_cv_func_'setsockopt`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for setsockopt in -lsocket""... $ac_c" 1>&6
-echo "configure:2182: checking for setsockopt in -lsocket" >&5
+echo "configure:2184: checking for setsockopt in -lsocket" >&5
 ac_lib_var=`echo socket'_'setsockopt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2186,7 +2188,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2190 "configure"
+#line 2192 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2197,7 +2199,7 @@ int main() {
 setsockopt()
 ; return 0; }
 EOF
-if { (eval echo configure:2201: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2203: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2225,12 +2227,12 @@ fi
 	tk_oldLibs=$LIBS
 	LIBS="$LIBS -lsocket -lnsl"
 	echo $ac_n "checking for accept""... $ac_c" 1>&6
-echo "configure:2229: checking for accept" >&5
+echo "configure:2231: checking for accept" >&5
 if eval "test \"`echo '$''{'ac_cv_func_accept'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2234 "configure"
+#line 2236 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char accept(); below.  */
@@ -2253,7 +2255,7 @@ accept();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2257: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2259: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_accept=yes"
 else
@@ -2275,12 +2277,12 @@ fi
 
     fi
     echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
-echo "configure:2279: checking for gethostbyname" >&5
+echo "configure:2281: checking for gethostbyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2284 "configure"
+#line 2286 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -2303,7 +2305,7 @@ gethostbyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2307: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2309: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname=yes"
 else
@@ -2321,7 +2323,7 @@ if eval "test \"`echo '$ac_cv_func_'gethostbyname`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
-echo "configure:2325: checking for gethostbyname in -lnsl" >&5
+echo "configure:2327: checking for gethostbyname in -lnsl" >&5
 ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2329,7 +2331,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2333 "configure"
+#line 2335 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2340,7 +2342,7 @@ int main() {
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:2344: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2346: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2376,7 +2378,7 @@ LIBS="$LIBS$THREADS_LIBS"
 
 
     echo $ac_n "checking how to build libraries""... $ac_c" 1>&6
-echo "configure:2380: checking how to build libraries" >&5
+echo "configure:2382: checking how to build libraries" >&5
     # Check whether --enable-shared or --disable-shared was given.
 if test "${enable_shared+set}" = set; then
   enableval="$enable_shared"
@@ -2415,7 +2417,7 @@ EOF
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2419: checking for $ac_word" >&5
+echo "configure:2421: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2447,7 +2449,7 @@ fi
     # Step 0.a: Enable 64 bit support?
 
     echo $ac_n "checking if 64bit support is requested""... $ac_c" 1>&6
-echo "configure:2451: checking if 64bit support is requested" >&5
+echo "configure:2453: checking if 64bit support is requested" >&5
     # Check whether --enable-64bit or --disable-64bit was given.
 if test "${enable_64bit+set}" = set; then
   enableval="$enable_64bit"
@@ -2461,7 +2463,7 @@ fi
     # Step 0.b: Enable Solaris 64 bit VIS support?
 
     echo $ac_n "checking if 64bit Sparc VIS support is requested""... $ac_c" 1>&6
-echo "configure:2465: checking if 64bit Sparc VIS support is requested" >&5
+echo "configure:2467: checking if 64bit Sparc VIS support is requested" >&5
     # Check whether --enable-64bit-vis or --disable-64bit-vis was given.
 if test "${enable_64bit_vis+set}" = set; then
   enableval="$enable_64bit_vis"
@@ -2482,7 +2484,7 @@ fi
 
     
     echo $ac_n "checking system version""... $ac_c" 1>&6
-echo "configure:2486: checking system version" >&5
+echo "configure:2488: checking system version" >&5
 if eval "test \"`echo '$''{'tcl_cv_sys_version'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2517,7 +2519,7 @@ echo "$ac_t""$tcl_cv_sys_version" 1>&6
     # Linux can use either -ldl or -ldld for dynamic loading.
 
     echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:2521: checking for dlopen in -ldl" >&5
+echo "configure:2523: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2525,7 +2527,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2529 "configure"
+#line 2531 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2536,7 +2538,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:2540: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2542: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2584,7 +2586,7 @@ fi
     # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2588: checking for $ac_word" >&5
+echo "configure:2590: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2699,7 +2701,7 @@ fi
 	    # known GMT value.
 
 	    echo $ac_n "checking for gettimeofday in -lbsd""... $ac_c" 1>&6
-echo "configure:2703: checking for gettimeofday in -lbsd" >&5
+echo "configure:2705: checking for gettimeofday in -lbsd" >&5
 ac_lib_var=`echo bsd'_'gettimeofday | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2707,7 +2709,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lbsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2711 "configure"
+#line 2713 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2718,7 +2720,7 @@ int main() {
 gettimeofday()
 ; return 0; }
 EOF
-if { (eval echo configure:2722: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2724: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2761,7 +2763,7 @@ EOF
 	    # is always linked to, for compatibility.
 	    #-----------------------------------------------------------
 	    echo $ac_n "checking for inet_ntoa in -lbind""... $ac_c" 1>&6
-echo "configure:2765: checking for inet_ntoa in -lbind" >&5
+echo "configure:2767: checking for inet_ntoa in -lbind" >&5
 ac_lib_var=`echo bind'_'inet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2769,7 +2771,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lbind  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2773 "configure"
+#line 2775 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2780,7 +2782,7 @@ int main() {
 inet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:2784: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2850,7 +2852,7 @@ EOF
 		SHLIB_SUFFIX=".sl"
 	    fi
 	    echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:2854: checking for shl_load in -ldld" >&5
+echo "configure:2856: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2858,7 +2860,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2862 "configure"
+#line 2864 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2869,7 +2871,7 @@ int main() {
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:2873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2875: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2937,7 +2939,7 @@ fi
 	HP-UX-*.08.*|HP-UX-*.09.*|HP-UX-*.10.*)
 	    SHLIB_SUFFIX=".sl"
 	    echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:2941: checking for shl_load in -ldld" >&5
+echo "configure:2943: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2945,7 +2947,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2949 "configure"
+#line 2951 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2956,7 +2958,7 @@ int main() {
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:2960: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2962: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3080,17 +3082,17 @@ fi
 	    else
 		ac_safe=`echo "dld.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for dld.h""... $ac_c" 1>&6
-echo "configure:3084: checking for dld.h" >&5
+echo "configure:3086: checking for dld.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3089 "configure"
+#line 3091 "configure"
 #include "confdefs.h"
 #include <dld.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3094: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3096: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3122,7 +3124,7 @@ fi
 	    fi
 	    if test $do64bit = yes; then
 		echo $ac_n "checking if compiler accepts -m64 flag""... $ac_c" 1>&6
-echo "configure:3126: checking if compiler accepts -m64 flag" >&5
+echo "configure:3128: checking if compiler accepts -m64 flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_cc_m64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3130,14 +3132,14 @@ else
 		    hold_cflags=$CFLAGS
 		    CFLAGS="$CFLAGS -m64"
 		    cat > conftest.$ac_ext <<EOF
-#line 3134 "configure"
+#line 3136 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3141: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3143: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_cc_m64=yes
 else
@@ -3190,17 +3192,17 @@ EOF
 	    else
 		ac_safe=`echo "dld.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for dld.h""... $ac_c" 1>&6
-echo "configure:3194: checking for dld.h" >&5
+echo "configure:3196: checking for dld.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3199 "configure"
+#line 3201 "configure"
 #include "confdefs.h"
 #include <dld.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3204: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3206: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3268,17 +3270,17 @@ fi
 	    # Not available on all versions:  check for include file.
 	    ac_safe=`echo "dlfcn.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for dlfcn.h""... $ac_c" 1>&6
-echo "configure:3272: checking for dlfcn.h" >&5
+echo "configure:3274: checking for dlfcn.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3277 "configure"
+#line 3279 "configure"
 #include "confdefs.h"
 #include <dlfcn.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3282: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3284: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3305,13 +3307,13 @@ if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
 		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 		echo $ac_n "checking for ELF""... $ac_c" 1>&6
-echo "configure:3309: checking for ELF" >&5
+echo "configure:3311: checking for ELF" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_elf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		    cat > conftest.$ac_ext <<EOF
-#line 3315 "configure"
+#line 3317 "configure"
 #include "confdefs.h"
 
 #ifdef __ELF__
@@ -3390,13 +3392,13 @@ fi
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 		SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.so.1.0'
 		echo $ac_n "checking for ELF""... $ac_c" 1>&6
-echo "configure:3394: checking for ELF" >&5
+echo "configure:3396: checking for ELF" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_elf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		    cat > conftest.$ac_ext <<EOF
-#line 3400 "configure"
+#line 3402 "configure"
 #include "confdefs.h"
 
 #ifdef __ELF__
@@ -3471,7 +3473,7 @@ echo "$ac_t""$tcl_cv_ld_elf" 1>&6
 		case `arch` in
 		    ppc)
 			echo $ac_n "checking if compiler accepts -arch ppc64 flag""... $ac_c" 1>&6
-echo "configure:3475: checking if compiler accepts -arch ppc64 flag" >&5
+echo "configure:3477: checking if compiler accepts -arch ppc64 flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_cc_arch_ppc64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3479,14 +3481,14 @@ else
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
 			    cat > conftest.$ac_ext <<EOF
-#line 3483 "configure"
+#line 3485 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3490: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3492: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_cc_arch_ppc64=yes
 else
@@ -3506,7 +3508,7 @@ echo "$ac_t""$tcl_cv_cc_arch_ppc64" 1>&6
 			fi;;
 		    i386)
 			echo $ac_n "checking if compiler accepts -arch x86_64 flag""... $ac_c" 1>&6
-echo "configure:3510: checking if compiler accepts -arch x86_64 flag" >&5
+echo "configure:3512: checking if compiler accepts -arch x86_64 flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_cc_arch_x86_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3514,14 +3516,14 @@ else
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch x86_64"
 			    cat > conftest.$ac_ext <<EOF
-#line 3518 "configure"
+#line 3520 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3527: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_cc_arch_x86_64=yes
 else
@@ -3550,7 +3552,7 @@ echo "$ac_t""$tcl_cv_cc_arch_x86_64" 1>&6
 	    fi
 	    SHLIB_LD='${CC} -dynamiclib ${CFLAGS} ${LDFLAGS}'
 	    echo $ac_n "checking if ld accepts -single_module flag""... $ac_c" 1>&6
-echo "configure:3554: checking if ld accepts -single_module flag" >&5
+echo "configure:3556: checking if ld accepts -single_module flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_single_module'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3558,14 +3560,14 @@ else
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -dynamiclib -Wl,-single_module"
 		cat > conftest.$ac_ext <<EOF
-#line 3562 "configure"
+#line 3564 "configure"
 #include "confdefs.h"
 
 int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:3569: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3571: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_ld_single_module=yes
 else
@@ -3592,7 +3594,7 @@ echo "$ac_t""$tcl_cv_ld_single_module" 1>&6
 		LDFLAGS="$LDFLAGS -prebind"
 	    LDFLAGS="$LDFLAGS -headerpad_max_install_names"
 	    echo $ac_n "checking if ld accepts -search_paths_first flag""... $ac_c" 1>&6
-echo "configure:3596: checking if ld accepts -search_paths_first flag" >&5
+echo "configure:3598: checking if ld accepts -search_paths_first flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_search_paths_first'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3600,14 +3602,14 @@ else
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
 		cat > conftest.$ac_ext <<EOF
-#line 3604 "configure"
+#line 3606 "configure"
 #include "confdefs.h"
 
 int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:3611: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3613: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_ld_search_paths_first=yes
 else
@@ -3630,7 +3632,7 @@ echo "$ac_t""$tcl_cv_ld_search_paths_first" 1>&6
 	    PLAT_OBJS=\$\(MAC\_OSX_OBJS\)
 	    PLAT_SRCS=\$\(MAC\_OSX_SRCS\)
 	    echo $ac_n "checking whether to use CoreFoundation""... $ac_c" 1>&6
-echo "configure:3634: checking whether to use CoreFoundation" >&5
+echo "configure:3636: checking whether to use CoreFoundation" >&5
 	    # Check whether --enable-corefoundation or --disable-corefoundation was given.
 if test "${enable_corefoundation+set}" = set; then
   enableval="$enable_corefoundation"
@@ -3642,7 +3644,7 @@ fi
 	    echo "$ac_t""$tcl_corefoundation" 1>&6
 	    if test $tcl_corefoundation = yes; then
 		echo $ac_n "checking for CoreFoundation.framework""... $ac_c" 1>&6
-echo "configure:3646: checking for CoreFoundation.framework" >&5
+echo "configure:3648: checking for CoreFoundation.framework" >&5
 if eval "test \"`echo '$''{'tcl_cv_lib_corefoundation'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3656,14 +3658,14 @@ else
 		    done; fi
 		    LIBS="$LIBS -framework CoreFoundation"
 		    cat > conftest.$ac_ext <<EOF
-#line 3660 "configure"
+#line 3662 "configure"
 #include "confdefs.h"
 #include <CoreFoundation/CoreFoundation.h>
 int main() {
 CFBundleRef b = CFBundleGetMainBundle();
 ; return 0; }
 EOF
-if { (eval echo configure:3667: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3669: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_lib_corefoundation=yes
 else
@@ -3690,7 +3692,7 @@ EOF
 		fi
 		if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then
 		    echo $ac_n "checking for 64-bit CoreFoundation""... $ac_c" 1>&6
-echo "configure:3694: checking for 64-bit CoreFoundation" >&5
+echo "configure:3696: checking for 64-bit CoreFoundation" >&5
 if eval "test \"`echo '$''{'tcl_cv_lib_corefoundation_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3699,14 +3701,14 @@ else
 			    eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc / /g" -e "s/-arch i386 / /g"`"'
 			done
 			cat > conftest.$ac_ext <<EOF
-#line 3703 "configure"
+#line 3705 "configure"
 #include "confdefs.h"
 #include <CoreFoundation/CoreFoundation.h>
 int main() {
 CFBundleRef b = CFBundleGetMainBundle();
 ; return 0; }
 EOF
-if { (eval echo configure:3710: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3712: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_lib_corefoundation_64=yes
 else
@@ -4021,7 +4023,7 @@ EOF
 	    # Some UNIX_SV* systems (unixware 1.1.2 for example) have linkers
 	    # that don't grok the -Bexport option.  Test that it does.
 	    echo $ac_n "checking for ld accepts -Bexport flag""... $ac_c" 1>&6
-echo "configure:4025: checking for ld accepts -Bexport flag" >&5
+echo "configure:4027: checking for ld accepts -Bexport flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_Bexport'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4029,14 +4031,14 @@ else
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
 		cat > conftest.$ac_ext <<EOF
-#line 4033 "configure"
+#line 4035 "configure"
 #include "confdefs.h"
 
 int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:4040: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4042: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_ld_Bexport=yes
 else
@@ -4086,13 +4088,13 @@ echo "$ac_t""$tcl_cv_ld_Bexport" 1>&6
 
     if test "x$DL_OBJS" = "xtclLoadAout.o" ; then
 	echo $ac_n "checking sys/exec.h""... $ac_c" 1>&6
-echo "configure:4090: checking sys/exec.h" >&5
+echo "configure:4092: checking sys/exec.h" >&5
 if eval "test \"`echo '$''{'tcl_cv_sysexec_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 4096 "configure"
+#line 4098 "configure"
 #include "confdefs.h"
 #include <sys/exec.h>
 int main() {
@@ -4110,7 +4112,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:4114: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4116: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_sysexec_h=usable
 else
@@ -4130,13 +4132,13 @@ EOF
 
 	else
 	    echo $ac_n "checking a.out.h""... $ac_c" 1>&6
-echo "configure:4134: checking a.out.h" >&5
+echo "configure:4136: checking a.out.h" >&5
 if eval "test \"`echo '$''{'tcl_cv_aout_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 4140 "configure"
+#line 4142 "configure"
 #include "confdefs.h"
 #include <a.out.h>
 int main() {
@@ -4154,7 +4156,7 @@ int main() {
 	    
 ; return 0; }
 EOF
-if { (eval echo configure:4158: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4160: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_aout_h=usable
 else
@@ -4174,13 +4176,13 @@ EOF
 
 	    else
 		echo $ac_n "checking sys/exec_aout.h""... $ac_c" 1>&6
-echo "configure:4178: checking sys/exec_aout.h" >&5
+echo "configure:4180: checking sys/exec_aout.h" >&5
 if eval "test \"`echo '$''{'tcl_cv_sysexecaout_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 4184 "configure"
+#line 4186 "configure"
 #include "confdefs.h"
 #include <sys/exec_aout.h>
 int main() {
@@ -4198,7 +4200,7 @@ int main() {
 		
 ; return 0; }
 EOF
-if { (eval echo configure:4202: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4204: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_sysexecaout_h=usable
 else
@@ -4351,7 +4353,7 @@ fi
 
 
     echo $ac_n "checking for build with symbols""... $ac_c" 1>&6
-echo "configure:4355: checking for build with symbols" >&5
+echo "configure:4357: checking for build with symbols" >&5
     # Check whether --enable-symbols or --disable-symbols was given.
 if test "${enable_symbols+set}" = set; then
   enableval="$enable_symbols"
@@ -4412,21 +4414,21 @@ TCL_DBGX=${DBGX}
 
 
     echo $ac_n "checking for required early compiler flags""... $ac_c" 1>&6
-echo "configure:4416: checking for required early compiler flags" >&5
+echo "configure:4418: checking for required early compiler flags" >&5
     tcl_flags=""
     
     if eval "test \"`echo '$''{'tcl_cv_flag__isoc99_source'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4423 "configure"
+#line 4425 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 char *p = (char *)strtoll; char *q = (char *)strtoull;
 ; return 0; }
 EOF
-if { (eval echo configure:4430: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4432: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__isoc99_source=no
 else
@@ -4434,7 +4436,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 4438 "configure"
+#line 4440 "configure"
 #include "confdefs.h"
 #define _ISOC99_SOURCE 1
 #include <stdlib.h>
@@ -4442,7 +4444,7 @@ int main() {
 char *p = (char *)strtoll; char *q = (char *)strtoull;
 ; return 0; }
 EOF
-if { (eval echo configure:4446: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4448: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__isoc99_source=yes
 else
@@ -4469,14 +4471,14 @@ EOF
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4473 "configure"
+#line 4475 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
 struct stat64 buf; int i = stat64("/", &buf);
 ; return 0; }
 EOF
-if { (eval echo configure:4480: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4482: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile64_source=no
 else
@@ -4484,7 +4486,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 4488 "configure"
+#line 4490 "configure"
 #include "confdefs.h"
 #define _LARGEFILE64_SOURCE 1
 #include <sys/stat.h>
@@ -4492,7 +4494,7 @@ int main() {
 struct stat64 buf; int i = stat64("/", &buf);
 ; return 0; }
 EOF
-if { (eval echo configure:4496: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4498: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile64_source=yes
 else
@@ -4519,14 +4521,14 @@ EOF
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4523 "configure"
+#line 4525 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
 char *p = (char *)open64;
 ; return 0; }
 EOF
-if { (eval echo configure:4530: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4532: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile_source64=no
 else
@@ -4534,7 +4536,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 4538 "configure"
+#line 4540 "configure"
 #include "confdefs.h"
 #define _LARGEFILE_SOURCE64 1
 #include <sys/stat.h>
@@ -4542,7 +4544,7 @@ int main() {
 char *p = (char *)open64;
 ; return 0; }
 EOF
-if { (eval echo configure:4546: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4548: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile_source64=yes
 else
@@ -4573,7 +4575,7 @@ EOF
 
 
     echo $ac_n "checking for 64-bit integer type""... $ac_c" 1>&6
-echo "configure:4577: checking for 64-bit integer type" >&5
+echo "configure:4579: checking for 64-bit integer type" >&5
     if eval "test \"`echo '$''{'tcl_cv_type_64bit'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4581,14 +4583,14 @@ else
 	tcl_cv_type_64bit=none
 	# See if the compiler knows natively about __int64
 	cat > conftest.$ac_ext <<EOF
-#line 4585 "configure"
+#line 4587 "configure"
 #include "confdefs.h"
 
 int main() {
 __int64 value = (__int64) 0;
 ; return 0; }
 EOF
-if { (eval echo configure:4592: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4594: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_type_64bit=__int64
 else
@@ -4602,7 +4604,7 @@ rm -f conftest*
 	# type that is our current guess for a 64-bit type inside this check
 	# program, so it should be modified only carefully...
         cat > conftest.$ac_ext <<EOF
-#line 4606 "configure"
+#line 4608 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4611,7 +4613,7 @@ switch (0) {
         }
 ; return 0; }
 EOF
-if { (eval echo configure:4615: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4617: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_type_64bit=${tcl_type_64bit}
 else
@@ -4636,13 +4638,13 @@ EOF
 
 	# Now check for auxiliary declarations
 	echo $ac_n "checking for struct dirent64""... $ac_c" 1>&6
-echo "configure:4640: checking for struct dirent64" >&5
+echo "configure:4642: checking for struct dirent64" >&5
 if eval "test \"`echo '$''{'tcl_cv_struct_dirent64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 4646 "configure"
+#line 4648 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/dirent.h>
@@ -4650,7 +4652,7 @@ int main() {
 struct dirent64 p;
 ; return 0; }
 EOF
-if { (eval echo configure:4654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4656: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_struct_dirent64=yes
 else
@@ -4671,13 +4673,13 @@ EOF
 	fi
 
 	echo $ac_n "checking for struct stat64""... $ac_c" 1>&6
-echo "configure:4675: checking for struct stat64" >&5
+echo "configure:4677: checking for struct stat64" >&5
 if eval "test \"`echo '$''{'tcl_cv_struct_stat64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 4681 "configure"
+#line 4683 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
@@ -4685,7 +4687,7 @@ struct stat64 p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4689: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4691: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_struct_stat64=yes
 else
@@ -4708,12 +4710,12 @@ EOF
 	for ac_func in open64 lseek64
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4712: checking for $ac_func" >&5
+echo "configure:4714: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4717 "configure"
+#line 4719 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4736,7 +4738,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4740: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4761,13 +4763,13 @@ fi
 done
 
 	echo $ac_n "checking for off64_t""... $ac_c" 1>&6
-echo "configure:4765: checking for off64_t" >&5
+echo "configure:4767: checking for off64_t" >&5
 	if eval "test \"`echo '$''{'tcl_cv_type_off64_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 4771 "configure"
+#line 4773 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int main() {
@@ -4775,7 +4777,7 @@ off64_t offset;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4779: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4781: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_type_off64_t=yes
 else
@@ -4807,14 +4809,14 @@ EOF
 #--------------------------------------------------------------------
 
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:4811: checking whether byte ordering is bigendian" >&5
+echo "configure:4813: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 4818 "configure"
+#line 4820 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -4825,11 +4827,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4829: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4831: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 4833 "configure"
+#line 4835 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -4840,7 +4842,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4844: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4846: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -4860,7 +4862,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 4864 "configure"
+#line 4866 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -4873,7 +4875,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:4877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4879: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -4906,12 +4908,12 @@ fi
 for ac_func in getcwd
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4910: checking for $ac_func" >&5
+echo "configure:4912: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4915 "configure"
+#line 4917 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4934,7 +4936,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4940: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4968,12 +4970,12 @@ done
 for ac_func in opendir strstr strtol strtoll strtoull tmpnam waitpid
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4972: checking for $ac_func" >&5
+echo "configure:4974: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4977 "configure"
+#line 4979 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4996,7 +4998,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5000: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5002: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5023,12 +5025,12 @@ done
 
 
 echo $ac_n "checking for strerror""... $ac_c" 1>&6
-echo "configure:5027: checking for strerror" >&5
+echo "configure:5029: checking for strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5032 "configure"
+#line 5034 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strerror(); below.  */
@@ -5051,7 +5053,7 @@ strerror();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5055: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5057: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strerror=yes"
 else
@@ -5075,12 +5077,12 @@ EOF
 fi
 
 echo $ac_n "checking for getwd""... $ac_c" 1>&6
-echo "configure:5079: checking for getwd" >&5
+echo "configure:5081: checking for getwd" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getwd'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5084 "configure"
+#line 5086 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getwd(); below.  */
@@ -5103,7 +5105,7 @@ getwd();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5107: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5109: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getwd=yes"
 else
@@ -5127,12 +5129,12 @@ EOF
 fi
 
 echo $ac_n "checking for wait3""... $ac_c" 1>&6
-echo "configure:5131: checking for wait3" >&5
+echo "configure:5133: checking for wait3" >&5
 if eval "test \"`echo '$''{'ac_cv_func_wait3'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5136 "configure"
+#line 5138 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char wait3(); below.  */
@@ -5155,7 +5157,7 @@ wait3();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5161: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_wait3=yes"
 else
@@ -5179,12 +5181,12 @@ EOF
 fi
 
 echo $ac_n "checking for uname""... $ac_c" 1>&6
-echo "configure:5183: checking for uname" >&5
+echo "configure:5185: checking for uname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_uname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5188 "configure"
+#line 5190 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char uname(); below.  */
@@ -5207,7 +5209,7 @@ uname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5211: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5213: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_uname=yes"
 else
@@ -5238,12 +5240,12 @@ if test "`uname -s`" = "Darwin" && test "${TCL_THREADS}" = 1 && \
     ac_cv_func_realpath=no
 fi
 echo $ac_n "checking for realpath""... $ac_c" 1>&6
-echo "configure:5242: checking for realpath" >&5
+echo "configure:5244: checking for realpath" >&5
 if eval "test \"`echo '$''{'ac_cv_func_realpath'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5247 "configure"
+#line 5249 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char realpath(); below.  */
@@ -5266,7 +5268,7 @@ realpath();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5270: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5272: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_realpath=yes"
 else
@@ -5296,12 +5298,12 @@ fi
 
 if test "${TCL_THREADS}" = 1; then
     echo $ac_n "checking for getpwuid_r""... $ac_c" 1>&6
-echo "configure:5300: checking for getpwuid_r" >&5
+echo "configure:5302: checking for getpwuid_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getpwuid_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5305 "configure"
+#line 5307 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getpwuid_r(); below.  */
@@ -5324,7 +5326,7 @@ getpwuid_r();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5328: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5330: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getpwuid_r=yes"
 else
@@ -5340,13 +5342,13 @@ if eval "test \"`echo '$ac_cv_func_'getpwuid_r`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for getpwuid_r with 5 args""... $ac_c" 1>&6
-echo "configure:5344: checking for getpwuid_r with 5 args" >&5
+echo "configure:5346: checking for getpwuid_r with 5 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getpwuid_r_5'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 5350 "configure"
+#line 5352 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -5363,7 +5365,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5367: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5369: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getpwuid_r_5=yes
 else
@@ -5384,13 +5386,13 @@ EOF
 
     else
 	echo $ac_n "checking for getpwuid_r with 4 args""... $ac_c" 1>&6
-echo "configure:5388: checking for getpwuid_r with 4 args" >&5
+echo "configure:5390: checking for getpwuid_r with 4 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getpwuid_r_4'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 5394 "configure"
+#line 5396 "configure"
 #include "confdefs.h"
 
 	    #include <sys/types.h>
@@ -5407,7 +5409,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:5411: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5413: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getpwuid_r_4=yes
 else
@@ -5440,12 +5442,12 @@ else
 fi
 
     echo $ac_n "checking for getpwnam_r""... $ac_c" 1>&6
-echo "configure:5444: checking for getpwnam_r" >&5
+echo "configure:5446: checking for getpwnam_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getpwnam_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5449 "configure"
+#line 5451 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getpwnam_r(); below.  */
@@ -5468,7 +5470,7 @@ getpwnam_r();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5472: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5474: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getpwnam_r=yes"
 else
@@ -5484,13 +5486,13 @@ if eval "test \"`echo '$ac_cv_func_'getpwnam_r`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for getpwnam_r with 5 args""... $ac_c" 1>&6
-echo "configure:5488: checking for getpwnam_r with 5 args" >&5
+echo "configure:5490: checking for getpwnam_r with 5 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getpwnam_r_5'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 5494 "configure"
+#line 5496 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -5507,7 +5509,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5511: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5513: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getpwnam_r_5=yes
 else
@@ -5528,13 +5530,13 @@ EOF
 
     else
 	echo $ac_n "checking for getpwnam_r with 4 args""... $ac_c" 1>&6
-echo "configure:5532: checking for getpwnam_r with 4 args" >&5
+echo "configure:5534: checking for getpwnam_r with 4 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getpwnam_r_4'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 5538 "configure"
+#line 5540 "configure"
 #include "confdefs.h"
 
 	    #include <sys/types.h>
@@ -5551,7 +5553,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:5555: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5557: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getpwnam_r_4=yes
 else
@@ -5584,12 +5586,12 @@ else
 fi
 
     echo $ac_n "checking for getgrgid_r""... $ac_c" 1>&6
-echo "configure:5588: checking for getgrgid_r" >&5
+echo "configure:5590: checking for getgrgid_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getgrgid_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5593 "configure"
+#line 5595 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getgrgid_r(); below.  */
@@ -5612,7 +5614,7 @@ getgrgid_r();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5616: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5618: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getgrgid_r=yes"
 else
@@ -5628,13 +5630,13 @@ if eval "test \"`echo '$ac_cv_func_'getgrgid_r`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for getgrgid_r with 5 args""... $ac_c" 1>&6
-echo "configure:5632: checking for getgrgid_r with 5 args" >&5
+echo "configure:5634: checking for getgrgid_r with 5 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getgrgid_r_5'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 5638 "configure"
+#line 5640 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -5651,7 +5653,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5655: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5657: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getgrgid_r_5=yes
 else
@@ -5672,13 +5674,13 @@ EOF
 
     else
 	echo $ac_n "checking for getgrgid_r with 4 args""... $ac_c" 1>&6
-echo "configure:5676: checking for getgrgid_r with 4 args" >&5
+echo "configure:5678: checking for getgrgid_r with 4 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getgrgid_r_4'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 5682 "configure"
+#line 5684 "configure"
 #include "confdefs.h"
 
 	    #include <sys/types.h>
@@ -5695,7 +5697,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:5699: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5701: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getgrgid_r_4=yes
 else
@@ -5728,12 +5730,12 @@ else
 fi
 
     echo $ac_n "checking for getgrnam_r""... $ac_c" 1>&6
-echo "configure:5732: checking for getgrnam_r" >&5
+echo "configure:5734: checking for getgrnam_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getgrnam_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5737 "configure"
+#line 5739 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getgrnam_r(); below.  */
@@ -5756,7 +5758,7 @@ getgrnam_r();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5760: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5762: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getgrnam_r=yes"
 else
@@ -5772,13 +5774,13 @@ if eval "test \"`echo '$ac_cv_func_'getgrnam_r`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for getgrnam_r with 5 args""... $ac_c" 1>&6
-echo "configure:5776: checking for getgrnam_r with 5 args" >&5
+echo "configure:5778: checking for getgrnam_r with 5 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getgrnam_r_5'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 5782 "configure"
+#line 5784 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -5795,7 +5797,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5799: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5801: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getgrnam_r_5=yes
 else
@@ -5816,13 +5818,13 @@ EOF
 
     else
 	echo $ac_n "checking for getgrnam_r with 4 args""... $ac_c" 1>&6
-echo "configure:5820: checking for getgrnam_r with 4 args" >&5
+echo "configure:5822: checking for getgrnam_r with 4 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_getgrnam_r_4'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 5826 "configure"
+#line 5828 "configure"
 #include "confdefs.h"
 
 	    #include <sys/types.h>
@@ -5839,7 +5841,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:5843: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5845: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_getgrnam_r_4=yes
 else
@@ -5899,12 +5901,12 @@ EOF
 
     else
 	echo $ac_n "checking for gethostbyname_r""... $ac_c" 1>&6
-echo "configure:5903: checking for gethostbyname_r" >&5
+echo "configure:5905: checking for gethostbyname_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5908 "configure"
+#line 5910 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname_r(); below.  */
@@ -5927,7 +5929,7 @@ gethostbyname_r();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5931: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5933: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname_r=yes"
 else
@@ -5943,13 +5945,13 @@ if eval "test \"`echo '$ac_cv_func_'gethostbyname_r`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for gethostbyname_r with 6 args""... $ac_c" 1>&6
-echo "configure:5947: checking for gethostbyname_r with 6 args" >&5
+echo "configure:5949: checking for gethostbyname_r with 6 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_gethostbyname_r_6'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 5953 "configure"
+#line 5955 "configure"
 #include "confdefs.h"
 
 	#include <netdb.h>
@@ -5966,7 +5968,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5970: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5972: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_gethostbyname_r_6=yes
 else
@@ -5987,13 +5989,13 @@ EOF
 
     else
 	echo $ac_n "checking for gethostbyname_r with 5 args""... $ac_c" 1>&6
-echo "configure:5991: checking for gethostbyname_r with 5 args" >&5
+echo "configure:5993: checking for gethostbyname_r with 5 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_gethostbyname_r_5'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 5997 "configure"
+#line 5999 "configure"
 #include "confdefs.h"
 
 	    #include <netdb.h>
@@ -6010,7 +6012,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:6014: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6016: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_gethostbyname_r_5=yes
 else
@@ -6031,13 +6033,13 @@ EOF
 
 	else
 	    echo $ac_n "checking for gethostbyname_r with 3 args""... $ac_c" 1>&6
-echo "configure:6035: checking for gethostbyname_r with 3 args" >&5
+echo "configure:6037: checking for gethostbyname_r with 3 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_gethostbyname_r_3'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 6041 "configure"
+#line 6043 "configure"
 #include "confdefs.h"
 
 		#include <netdb.h>
@@ -6052,7 +6054,7 @@ int main() {
 	    
 ; return 0; }
 EOF
-if { (eval echo configure:6056: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6058: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_gethostbyname_r_3=yes
 else
@@ -6086,12 +6088,12 @@ else
 fi
 
 	echo $ac_n "checking for gethostbyaddr_r""... $ac_c" 1>&6
-echo "configure:6090: checking for gethostbyaddr_r" >&5
+echo "configure:6092: checking for gethostbyaddr_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyaddr_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6095 "configure"
+#line 6097 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyaddr_r(); below.  */
@@ -6114,7 +6116,7 @@ gethostbyaddr_r();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6118: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6120: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyaddr_r=yes"
 else
@@ -6130,13 +6132,13 @@ if eval "test \"`echo '$ac_cv_func_'gethostbyaddr_r`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for gethostbyaddr_r with 7 args""... $ac_c" 1>&6
-echo "configure:6134: checking for gethostbyaddr_r with 7 args" >&5
+echo "configure:6136: checking for gethostbyaddr_r with 7 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_gethostbyaddr_r_7'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 6140 "configure"
+#line 6142 "configure"
 #include "confdefs.h"
 
 	#include <netdb.h>
@@ -6156,7 +6158,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:6160: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6162: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_gethostbyaddr_r_7=yes
 else
@@ -6177,13 +6179,13 @@ EOF
 
     else
 	echo $ac_n "checking for gethostbyaddr_r with 8 args""... $ac_c" 1>&6
-echo "configure:6181: checking for gethostbyaddr_r with 8 args" >&5
+echo "configure:6183: checking for gethostbyaddr_r with 8 args" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_gethostbyaddr_r_8'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 6187 "configure"
+#line 6189 "configure"
 #include "confdefs.h"
 
 	    #include <netdb.h>
@@ -6203,7 +6205,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:6207: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6209: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_api_gethostbyaddr_r_8=yes
 else
@@ -6249,17 +6251,17 @@ fi
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6253: checking for $ac_hdr" >&5
+echo "configure:6255: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6258 "configure"
+#line 6260 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6263: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6265: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6286,7 +6288,7 @@ fi
 done
 
     echo $ac_n "checking termios vs. termio vs. sgtty""... $ac_c" 1>&6
-echo "configure:6290: checking termios vs. termio vs. sgtty" >&5
+echo "configure:6292: checking termios vs. termio vs. sgtty" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_serial'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6295,7 +6297,7 @@ else
   tcl_cv_api_serial=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6299 "configure"
+#line 6301 "configure"
 #include "confdefs.h"
 
 #include <termios.h>
@@ -6310,7 +6312,7 @@ int main() {
     return 1;
 }
 EOF
-if { (eval echo configure:6314: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_api_serial=termios
 else
@@ -6327,7 +6329,7 @@ fi
   tcl_cv_api_serial=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6331 "configure"
+#line 6333 "configure"
 #include "confdefs.h"
 
 #include <termio.h>
@@ -6341,7 +6343,7 @@ int main() {
     return 1;
 }
 EOF
-if { (eval echo configure:6345: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6347: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_api_serial=termio
 else
@@ -6359,7 +6361,7 @@ fi
   tcl_cv_api_serial=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6363 "configure"
+#line 6365 "configure"
 #include "confdefs.h"
 
 #include <sgtty.h>
@@ -6374,7 +6376,7 @@ int main() {
     return 1;
 }
 EOF
-if { (eval echo configure:6378: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6380: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_api_serial=sgtty
 else
@@ -6392,7 +6394,7 @@ fi
   tcl_cv_api_serial=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6396 "configure"
+#line 6398 "configure"
 #include "confdefs.h"
 
 #include <termios.h>
@@ -6409,7 +6411,7 @@ int main() {
     return 1;
 }
 EOF
-if { (eval echo configure:6413: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6415: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_api_serial=termios
 else
@@ -6427,7 +6429,7 @@ fi
   tcl_cv_api_serial=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6431 "configure"
+#line 6433 "configure"
 #include "confdefs.h"
 
 #include <termio.h>
@@ -6443,7 +6445,7 @@ int main() {
     return 1;
     }
 EOF
-if { (eval echo configure:6447: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6449: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_api_serial=termio
 else
@@ -6461,7 +6463,7 @@ fi
   tcl_cv_api_serial=none
 else
   cat > conftest.$ac_ext <<EOF
-#line 6465 "configure"
+#line 6467 "configure"
 #include "confdefs.h"
 
 #include <sgtty.h>
@@ -6478,7 +6480,7 @@ int main() {
     return 1;
 }
 EOF
-if { (eval echo configure:6482: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6484: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_api_serial=sgtty
 else
@@ -6521,20 +6523,20 @@ EOF
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for fd_set in sys/types""... $ac_c" 1>&6
-echo "configure:6525: checking for fd_set in sys/types" >&5
+echo "configure:6527: checking for fd_set in sys/types" >&5
 if eval "test \"`echo '$''{'tcl_cv_type_fd_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 6531 "configure"
+#line 6533 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int main() {
 fd_set readMask, writeMask;
 ; return 0; }
 EOF
-if { (eval echo configure:6538: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6540: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_type_fd_set=yes
 else
@@ -6550,13 +6552,13 @@ echo "$ac_t""$tcl_cv_type_fd_set" 1>&6
 tcl_ok=$tcl_cv_type_fd_set
 if test $tcl_ok = no; then
     echo $ac_n "checking for fd_mask in sys/select""... $ac_c" 1>&6
-echo "configure:6554: checking for fd_mask in sys/select" >&5
+echo "configure:6556: checking for fd_mask in sys/select" >&5
 if eval "test \"`echo '$''{'tcl_cv_grep_fd_mask'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 6560 "configure"
+#line 6562 "configure"
 #include "confdefs.h"
 #include <sys/select.h>
 EOF
@@ -6593,12 +6595,12 @@ fi
 #------------------------------------------------------------------------------
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:6597: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:6599: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6602 "configure"
+#line 6604 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -6606,7 +6608,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:6610: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6612: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -6631,17 +6633,17 @@ fi
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6635: checking for $ac_hdr" >&5
+echo "configure:6637: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6640 "configure"
+#line 6642 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6645: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6647: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6668,12 +6670,12 @@ fi
 done
 
     echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:6672: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:6674: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6677 "configure"
+#line 6679 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -6682,7 +6684,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:6686: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6688: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -6703,12 +6705,12 @@ EOF
 fi
 
     echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:6707: checking for tm_zone in struct tm" >&5
+echo "configure:6709: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6712 "configure"
+#line 6714 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -6716,7 +6718,7 @@ int main() {
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:6720: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6722: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
@@ -6736,12 +6738,12 @@ EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:6740: checking for tzname" >&5
+echo "configure:6742: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6745 "configure"
+#line 6747 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -6751,7 +6753,7 @@ int main() {
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:6755: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6757: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -6776,12 +6778,12 @@ fi
     for ac_func in gmtime_r localtime_r
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6780: checking for $ac_func" >&5
+echo "configure:6782: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6785 "configure"
+#line 6787 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6804,7 +6806,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6810: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6830,20 +6832,20 @@ done
 
 
     echo $ac_n "checking tm_tzadj in struct tm""... $ac_c" 1>&6
-echo "configure:6834: checking tm_tzadj in struct tm" >&5
+echo "configure:6836: checking tm_tzadj in struct tm" >&5
 if eval "test \"`echo '$''{'tcl_cv_member_tm_tzadj'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 6840 "configure"
+#line 6842 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 struct tm tm; tm.tm_tzadj;
 ; return 0; }
 EOF
-if { (eval echo configure:6847: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6849: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_member_tm_tzadj=yes
 else
@@ -6864,20 +6866,20 @@ EOF
     fi
 
     echo $ac_n "checking tm_gmtoff in struct tm""... $ac_c" 1>&6
-echo "configure:6868: checking tm_gmtoff in struct tm" >&5
+echo "configure:6870: checking tm_gmtoff in struct tm" >&5
 if eval "test \"`echo '$''{'tcl_cv_member_tm_gmtoff'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 6874 "configure"
+#line 6876 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 struct tm tm; tm.tm_gmtoff;
 ; return 0; }
 EOF
-if { (eval echo configure:6881: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6883: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_member_tm_gmtoff=yes
 else
@@ -6902,13 +6904,13 @@ EOF
     # (like convex) have timezone functions, etc.
     #
     echo $ac_n "checking long timezone variable""... $ac_c" 1>&6
-echo "configure:6906: checking long timezone variable" >&5
+echo "configure:6908: checking long timezone variable" >&5
 if eval "test \"`echo '$''{'tcl_cv_timezone_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 6912 "configure"
+#line 6914 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
@@ -6917,7 +6919,7 @@ extern long timezone;
 	    exit (0);
 ; return 0; }
 EOF
-if { (eval echo configure:6921: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6923: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_timezone_long=yes
 else
@@ -6940,13 +6942,13 @@ EOF
 	# On some systems (eg IRIX 6.2), timezone is a time_t and not a long.
 	#
 	echo $ac_n "checking time_t timezone variable""... $ac_c" 1>&6
-echo "configure:6944: checking time_t timezone variable" >&5
+echo "configure:6946: checking time_t timezone variable" >&5
 if eval "test \"`echo '$''{'tcl_cv_timezone_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 6950 "configure"
+#line 6952 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
@@ -6955,7 +6957,7 @@ extern time_t timezone;
 		exit (0);
 ; return 0; }
 EOF
-if { (eval echo configure:6959: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6961: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_timezone_time=yes
 else
@@ -6982,12 +6984,12 @@ EOF
 #	in struct stat.  But we might be able to use fstatfs instead.
 #--------------------------------------------------------------------
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:6986: checking for st_blksize in struct stat" >&5
+echo "configure:6988: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6991 "configure"
+#line 6993 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -6995,7 +6997,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:6999: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7001: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -7016,12 +7018,12 @@ EOF
 fi
 
 echo $ac_n "checking for fstatfs""... $ac_c" 1>&6
-echo "configure:7020: checking for fstatfs" >&5
+echo "configure:7022: checking for fstatfs" >&5
 if eval "test \"`echo '$''{'ac_cv_func_fstatfs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7025 "configure"
+#line 7027 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char fstatfs(); below.  */
@@ -7044,7 +7046,7 @@ fstatfs();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7048: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7050: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_fstatfs=yes"
 else
@@ -7073,7 +7075,7 @@ fi
 #       data, this checks it and add memcmp.o to LIBOBJS if needed
 #--------------------------------------------------------------------
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:7077: checking for 8-bit clean memcmp" >&5
+echo "configure:7079: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7081,7 +7083,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7085 "configure"
+#line 7087 "configure"
 #include "confdefs.h"
 
 main()
@@ -7091,7 +7093,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:7095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7097: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -7115,12 +7117,12 @@ test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.${ac_objext}"
 #       {The replacement define is in compat/string.h}
 #--------------------------------------------------------------------
 echo $ac_n "checking for memmove""... $ac_c" 1>&6
-echo "configure:7119: checking for memmove" >&5
+echo "configure:7121: checking for memmove" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memmove'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7124 "configure"
+#line 7126 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char memmove(); below.  */
@@ -7143,7 +7145,7 @@ memmove();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7147: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7149: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_memmove=yes"
 else
@@ -7176,7 +7178,7 @@ fi
 #--------------------------------------------------------------------
 if test "x${ac_cv_func_strstr}" = "xyes"; then
     echo $ac_n "checking proper strstr implementation""... $ac_c" 1>&6
-echo "configure:7180: checking proper strstr implementation" >&5
+echo "configure:7182: checking proper strstr implementation" >&5
 if eval "test \"`echo '$''{'tcl_cv_strstr_unbroken'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7185,7 +7187,7 @@ else
   tcl_cv_strstr_unbroken=broken
 else
   cat > conftest.$ac_ext <<EOF
-#line 7189 "configure"
+#line 7191 "configure"
 #include "confdefs.h"
 
 	extern int strstr();
@@ -7194,7 +7196,7 @@ else
 	    exit(strstr("\0test", "test") ? 1 : 0);
 	}
 EOF
-if { (eval echo configure:7198: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7200: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_strstr_unbroken=ok
 else
@@ -7221,12 +7223,12 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for strtoul""... $ac_c" 1>&6
-echo "configure:7225: checking for strtoul" >&5
+echo "configure:7227: checking for strtoul" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtoul'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7230 "configure"
+#line 7232 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtoul(); below.  */
@@ -7249,7 +7251,7 @@ strtoul();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7253: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7255: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strtoul=yes"
 else
@@ -7271,7 +7273,7 @@ fi
 
 if test $tcl_ok = 1; then
     echo $ac_n "checking proper strtoul implementation""... $ac_c" 1>&6
-echo "configure:7275: checking proper strtoul implementation" >&5
+echo "configure:7277: checking proper strtoul implementation" >&5
 if eval "test \"`echo '$''{'tcl_cv_strtoul_unbroken'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7280,7 +7282,7 @@ else
   tcl_cv_strtoul_unbroken=broken
 else
   cat > conftest.$ac_ext <<EOF
-#line 7284 "configure"
+#line 7286 "configure"
 #include "confdefs.h"
 
 	extern int strtoul();
@@ -7296,7 +7298,7 @@ else
 	    exit(0);
 	}
 EOF
-if { (eval echo configure:7300: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7302: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_strtoul_unbroken=ok 
 else
@@ -7325,12 +7327,12 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for strtod""... $ac_c" 1>&6
-echo "configure:7329: checking for strtod" >&5
+echo "configure:7331: checking for strtod" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtod'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7334 "configure"
+#line 7336 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtod(); below.  */
@@ -7353,7 +7355,7 @@ strtod();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7357: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7359: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strtod=yes"
 else
@@ -7375,7 +7377,7 @@ fi
 
 if test $tcl_ok = 1; then
     echo $ac_n "checking proper strtod implementation""... $ac_c" 1>&6
-echo "configure:7379: checking proper strtod implementation" >&5
+echo "configure:7381: checking proper strtod implementation" >&5
 if eval "test \"`echo '$''{'tcl_cv_strtod_unbroken'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7384,7 +7386,7 @@ else
   tcl_cv_strtod_unbroken=broken
 else
   cat > conftest.$ac_ext <<EOF
-#line 7388 "configure"
+#line 7390 "configure"
 #include "confdefs.h"
 
 	extern double strtod();
@@ -7400,7 +7402,7 @@ else
 	    exit(0);
 	}
 EOF
-if { (eval echo configure:7404: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7406: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_strtod_unbroken=ok 
 else
@@ -7432,12 +7434,12 @@ fi
 
 
     echo $ac_n "checking for strtod""... $ac_c" 1>&6
-echo "configure:7436: checking for strtod" >&5
+echo "configure:7438: checking for strtod" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtod'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7441 "configure"
+#line 7443 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtod(); below.  */
@@ -7460,7 +7462,7 @@ strtod();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7464: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7466: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strtod=yes"
 else
@@ -7482,7 +7484,7 @@ fi
 
     if test "$tcl_strtod" = 1; then
 	echo $ac_n "checking for Solaris2.4/Tru64 strtod bugs""... $ac_c" 1>&6
-echo "configure:7486: checking for Solaris2.4/Tru64 strtod bugs" >&5
+echo "configure:7488: checking for Solaris2.4/Tru64 strtod bugs" >&5
 if eval "test \"`echo '$''{'tcl_cv_strtod_buggy'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7491,7 +7493,7 @@ else
   tcl_cv_strtod_buggy=buggy
 else
   cat > conftest.$ac_ext <<EOF
-#line 7495 "configure"
+#line 7497 "configure"
 #include "confdefs.h"
 
 		extern double strtod();
@@ -7514,7 +7516,7 @@ else
 		    exit(0);
 		}
 EOF
-if { (eval echo configure:7518: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7520: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_strtod_buggy=ok
 else
@@ -7545,12 +7547,12 @@ EOF
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:7549: checking for ANSI C header files" >&5
+echo "configure:7551: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7554 "configure"
+#line 7556 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -7558,7 +7560,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7562: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7564: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -7575,7 +7577,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 7579 "configure"
+#line 7581 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -7593,7 +7595,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 7597 "configure"
+#line 7599 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -7614,7 +7616,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 7618 "configure"
+#line 7620 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -7625,7 +7627,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:7629: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7631: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -7649,12 +7651,12 @@ EOF
 fi
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:7653: checking for mode_t" >&5
+echo "configure:7655: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7658 "configure"
+#line 7660 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7682,12 +7684,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:7686: checking for pid_t" >&5
+echo "configure:7688: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7691 "configure"
+#line 7693 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7715,12 +7717,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:7719: checking for size_t" >&5
+echo "configure:7721: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7724 "configure"
+#line 7726 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7748,12 +7750,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:7752: checking for uid_t in sys/types.h" >&5
+echo "configure:7754: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7757 "configure"
+#line 7759 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -7783,13 +7785,13 @@ fi
 
 
 echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
-echo "configure:7787: checking for socklen_t" >&5
+echo "configure:7789: checking for socklen_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_socklen_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 7793 "configure"
+#line 7795 "configure"
 #include "confdefs.h"
 
     #include <sys/types.h>
@@ -7828,12 +7830,12 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for opendir""... $ac_c" 1>&6
-echo "configure:7832: checking for opendir" >&5
+echo "configure:7834: checking for opendir" >&5
 if eval "test \"`echo '$''{'ac_cv_func_opendir'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7837 "configure"
+#line 7839 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char opendir(); below.  */
@@ -7856,7 +7858,7 @@ opendir();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7860: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7862: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_opendir=yes"
 else
@@ -7889,13 +7891,13 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking union wait""... $ac_c" 1>&6
-echo "configure:7893: checking union wait" >&5
+echo "configure:7895: checking union wait" >&5
 if eval "test \"`echo '$''{'tcl_cv_union_wait'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 7899 "configure"
+#line 7901 "configure"
 #include "confdefs.h"
 #include <sys/types.h> 
 #include <sys/wait.h>
@@ -7907,7 +7909,7 @@ WIFEXITED(x);		/* Generates compiler error if WIFEXITED
     
 ; return 0; }
 EOF
-if { (eval echo configure:7911: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7913: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_union_wait=yes
 else
@@ -7934,12 +7936,12 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for strncasecmp""... $ac_c" 1>&6
-echo "configure:7938: checking for strncasecmp" >&5
+echo "configure:7940: checking for strncasecmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strncasecmp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7943 "configure"
+#line 7945 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strncasecmp(); below.  */
@@ -7962,7 +7964,7 @@ strncasecmp();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7966: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7968: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strncasecmp=yes"
 else
@@ -7984,7 +7986,7 @@ fi
 
 if test "$tcl_ok" = 0; then
     echo $ac_n "checking for strncasecmp in -lsocket""... $ac_c" 1>&6
-echo "configure:7988: checking for strncasecmp in -lsocket" >&5
+echo "configure:7990: checking for strncasecmp in -lsocket" >&5
 ac_lib_var=`echo socket'_'strncasecmp | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7992,7 +7994,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7996 "configure"
+#line 7998 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -8003,7 +8005,7 @@ int main() {
 strncasecmp()
 ; return 0; }
 EOF
-if { (eval echo configure:8007: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8009: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -8027,7 +8029,7 @@ fi
 fi
 if test "$tcl_ok" = 0; then
     echo $ac_n "checking for strncasecmp in -linet""... $ac_c" 1>&6
-echo "configure:8031: checking for strncasecmp in -linet" >&5
+echo "configure:8033: checking for strncasecmp in -linet" >&5
 ac_lib_var=`echo inet'_'strncasecmp | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8035,7 +8037,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-linet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8039 "configure"
+#line 8041 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -8046,7 +8048,7 @@ int main() {
 strncasecmp()
 ; return 0; }
 EOF
-if { (eval echo configure:8050: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8052: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -8084,12 +8086,12 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for BSDgettimeofday""... $ac_c" 1>&6
-echo "configure:8088: checking for BSDgettimeofday" >&5
+echo "configure:8090: checking for BSDgettimeofday" >&5
 if eval "test \"`echo '$''{'ac_cv_func_BSDgettimeofday'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8093 "configure"
+#line 8095 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char BSDgettimeofday(); below.  */
@@ -8112,7 +8114,7 @@ BSDgettimeofday();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8116: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8118: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_BSDgettimeofday=yes"
 else
@@ -8134,12 +8136,12 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for gettimeofday""... $ac_c" 1>&6
-echo "configure:8138: checking for gettimeofday" >&5
+echo "configure:8140: checking for gettimeofday" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gettimeofday'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8143 "configure"
+#line 8145 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gettimeofday(); below.  */
@@ -8162,7 +8164,7 @@ gettimeofday();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8166: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gettimeofday=yes"
 else
@@ -8189,13 +8191,13 @@ fi
 fi
 
 echo $ac_n "checking for gettimeofday declaration""... $ac_c" 1>&6
-echo "configure:8193: checking for gettimeofday declaration" >&5
+echo "configure:8195: checking for gettimeofday declaration" >&5
 if eval "test \"`echo '$''{'tcl_cv_grep_gettimeofday'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 8199 "configure"
+#line 8201 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 EOF
@@ -8226,14 +8228,14 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:8230: checking whether char is unsigned" >&5
+echo "configure:8232: checking whether char is unsigned" >&5
 if eval "test \"`echo '$''{'ac_cv_c_char_unsigned'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$GCC" = yes; then
   # GCC predefines this symbol on systems where it applies.
 cat > conftest.$ac_ext <<EOF
-#line 8237 "configure"
+#line 8239 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -8255,7 +8257,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 8259 "configure"
+#line 8261 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -8265,7 +8267,7 @@ main() {
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:8269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:8271: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_char_unsigned=yes
 else
@@ -8289,13 +8291,13 @@ EOF
 fi
 
 echo $ac_n "checking signed char declarations""... $ac_c" 1>&6
-echo "configure:8293: checking signed char declarations" >&5
+echo "configure:8295: checking signed char declarations" >&5
 if eval "test \"`echo '$''{'tcl_cv_char_signed'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 8299 "configure"
+#line 8301 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -8305,7 +8307,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:8309: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8311: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_char_signed=yes
 else
@@ -8330,7 +8332,7 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for a putenv() that copies the buffer""... $ac_c" 1>&6
-echo "configure:8334: checking for a putenv() that copies the buffer" >&5
+echo "configure:8336: checking for a putenv() that copies the buffer" >&5
 if eval "test \"`echo '$''{'tcl_cv_putenv_copy'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8339,7 +8341,7 @@ else
   tcl_cv_putenv_copy=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 8343 "configure"
+#line 8345 "configure"
 #include "confdefs.h"
 
 	#include <stdlib.h>
@@ -8361,7 +8363,7 @@ else
 	}
     
 EOF
-if { (eval echo configure:8365: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:8367: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_putenv_copy=no
 else
@@ -8401,17 +8403,17 @@ fi
     if test "$langinfo_ok" = "yes"; then
 	ac_safe=`echo "langinfo.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for langinfo.h""... $ac_c" 1>&6
-echo "configure:8405: checking for langinfo.h" >&5
+echo "configure:8407: checking for langinfo.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8410 "configure"
+#line 8412 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8415: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8417: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8435,21 +8437,21 @@ fi
 
     fi
     echo $ac_n "checking whether to use nl_langinfo""... $ac_c" 1>&6
-echo "configure:8439: checking whether to use nl_langinfo" >&5
+echo "configure:8441: checking whether to use nl_langinfo" >&5
     if test "$langinfo_ok" = "yes"; then
 	if eval "test \"`echo '$''{'tcl_cv_langinfo_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 8446 "configure"
+#line 8448 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 int main() {
 nl_langinfo(CODESET);
 ; return 0; }
 EOF
-if { (eval echo configure:8453: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8455: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_langinfo_h=yes
 else
@@ -8482,17 +8484,17 @@ if test "`uname -s`" = "Darwin" ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8486: checking for $ac_hdr" >&5
+echo "configure:8488: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8491 "configure"
+#line 8493 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8496: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8521,12 +8523,12 @@ done
     for ac_func in copyfile
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8525: checking for $ac_func" >&5
+echo "configure:8527: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8530 "configure"
+#line 8532 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8549,7 +8551,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8553: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8578,17 +8580,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8582: checking for $ac_hdr" >&5
+echo "configure:8584: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8587 "configure"
+#line 8589 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8592: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8594: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8617,12 +8619,12 @@ done
 	for ac_func in OSSpinLockLock
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8621: checking for $ac_func" >&5
+echo "configure:8623: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8626 "configure"
+#line 8628 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8645,7 +8647,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8649: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8651: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8672,12 +8674,12 @@ done
 	for ac_func in pthread_atfork
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8676: checking for $ac_func" >&5
+echo "configure:8678: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8681 "configure"
+#line 8683 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8700,7 +8702,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8704: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8741,17 +8743,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8745: checking for $ac_hdr" >&5
+echo "configure:8747: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8750 "configure"
+#line 8752 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8755: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8757: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8779,14 +8781,14 @@ done
 
     if test "$ac_cv_header_AvailabilityMacros_h" = yes; then
 	echo $ac_n "checking if weak import is available""... $ac_c" 1>&6
-echo "configure:8783: checking if weak import is available" >&5
+echo "configure:8785: checking if weak import is available" >&5
 if eval "test \"`echo '$''{'tcl_cv_cc_weak_import'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
 	    cat > conftest.$ac_ext <<EOF
-#line 8790 "configure"
+#line 8792 "configure"
 #include "confdefs.h"
 
 		    #ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
@@ -8802,7 +8804,7 @@ int main() {
 rand();
 ; return 0; }
 EOF
-if { (eval echo configure:8806: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_cc_weak_import=yes
 else
@@ -8830,13 +8832,13 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for fts""... $ac_c" 1>&6
-echo "configure:8834: checking for fts" >&5
+echo "configure:8836: checking for fts" >&5
 if eval "test \"`echo '$''{'tcl_cv_api_fts'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 8840 "configure"
+#line 8842 "configure"
 #include "confdefs.h"
 
 	    #include <sys/param.h>
@@ -8851,7 +8853,7 @@ int main() {
 	
 ; return 0; }
 EOF
-if { (eval echo configure:8855: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8857: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_api_fts=yes
 else
@@ -8883,17 +8885,17 @@ fi
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8887: checking for $ac_hdr" >&5
+echo "configure:8889: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8892 "configure"
+#line 8894 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8897: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8899: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8923,17 +8925,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8927: checking for $ac_hdr" >&5
+echo "configure:8929: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8932 "configure"
+#line 8934 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8937: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8939: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8961,7 +8963,7 @@ done
 
     
     echo $ac_n "checking system version""... $ac_c" 1>&6
-echo "configure:8965: checking system version" >&5
+echo "configure:8967: checking system version" >&5
 if eval "test \"`echo '$''{'tcl_cv_sys_version'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8992,7 +8994,7 @@ echo "$ac_t""$tcl_cv_sys_version" 1>&6
     system=$tcl_cv_sys_version
 
     echo $ac_n "checking FIONBIO vs. O_NONBLOCK for nonblocking I/O""... $ac_c" 1>&6
-echo "configure:8996: checking FIONBIO vs. O_NONBLOCK for nonblocking I/O" >&5
+echo "configure:8998: checking FIONBIO vs. O_NONBLOCK for nonblocking I/O" >&5
     case $system in
 	# There used to be code here to use FIONBIO under AIX.  However, it
 	# was reported that FIONBIO doesn't work under AIX 3.2.5.  Since
@@ -9027,6 +9029,107 @@ EOF
 
 
 #--------------------------------------------------------------------
+#	DTrace support
+#--------------------------------------------------------------------
+
+# Check whether --enable-dtrace or --disable-dtrace was given.
+if test "${enable_dtrace+set}" = set; then
+  enableval="$enable_dtrace"
+  tcl_ok=$enableval
+else
+  tcl_ok=no
+fi
+
+if test $tcl_ok = yes; then
+    ac_safe=`echo "sys/sdt.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for sys/sdt.h""... $ac_c" 1>&6
+echo "configure:9047: checking for sys/sdt.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 9052 "configure"
+#include "confdefs.h"
+#include <sys/sdt.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:9057: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=yes"
+else
+  echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  tcl_ok=yes
+else
+  echo "$ac_t""no" 1>&6
+tcl_ok=no
+fi
+
+fi
+if test $tcl_ok = yes; then
+    # Extract the first word of "dtrace", so it can be a program name with args.
+set dummy dtrace; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:9084: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_DTRACE'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  case "$DTRACE" in
+  /*)
+  ac_cv_path_DTRACE="$DTRACE" # Let the user override the test with a path.
+  ;;
+  ?:/*)			 
+  ac_cv_path_DTRACE="$DTRACE" # Let the user override the test with a dos path.
+  ;;
+  *)
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH:/usr/sbin"
+  for ac_dir in $ac_dummy; do 
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_path_DTRACE="$ac_dir/$ac_word"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac
+fi
+DTRACE="$ac_cv_path_DTRACE"
+if test -n "$DTRACE"; then
+  echo "$ac_t""$DTRACE" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+    test -z "$ac_cv_path_DTRACE" && tcl_ok=no
+fi
+echo $ac_n "checking whether to enable DTrace support""... $ac_c" 1>&6
+echo "configure:9119: checking whether to enable DTrace support" >&5
+if test $tcl_ok = yes; then
+    cat >> confdefs.h <<\EOF
+#define USE_DTRACE 1
+EOF
+
+    DTRACE_SRC="\${DTRACE_SRC}"
+    DTRACE_HDR="\${DTRACE_HDR}"
+    if test "`uname -s`" != "Darwin" ; then
+	DTRACE_OBJ="\${DTRACE_OBJ}"
+    fi
+fi
+echo "$ac_t""$tcl_ok" 1>&6
+
+#--------------------------------------------------------------------
 #	The statements below define a collection of symbols related to
 #	building libtcl as a shared library instead of a static library.
 #--------------------------------------------------------------------
@@ -9055,7 +9158,7 @@ if test "`uname -s`" = "Darwin" ; then
     
     if test "`uname -s`" = "Darwin" ; then
 	echo $ac_n "checking how to package libraries""... $ac_c" 1>&6
-echo "configure:9059: checking how to package libraries" >&5
+echo "configure:9162: checking how to package libraries" >&5
 	# Check whether --enable-framework or --disable-framework was given.
 if test "${enable_framework+set}" = set; then
   enableval="$enable_framework"
@@ -9260,6 +9363,10 @@ TCL_SHARED_BUILD=${SHARED_BUILD}
 
 
 
+
+
+
+
 CFLAGS="${CFLAGS} ${CPPFLAGS}"; CPPFLAGS=""
 
 
@@ -9441,6 +9548,7 @@ s%@INSTALL_STUB_LIB@%$INSTALL_STUB_LIB%g
 s%@CFLAGS_DEFAULT@%$CFLAGS_DEFAULT%g
 s%@LDFLAGS_DEFAULT@%$LDFLAGS_DEFAULT%g
 s%@LIBOBJS@%$LIBOBJS%g
+s%@DTRACE@%$DTRACE%g
 s%@TCL_VERSION@%$TCL_VERSION%g
 s%@TCL_MAJOR_VERSION@%$TCL_MAJOR_VERSION%g
 s%@TCL_MINOR_VERSION@%$TCL_MINOR_VERSION%g
@@ -9471,6 +9579,9 @@ s%@TCL_LIB_VERSIONS_OK@%$TCL_LIB_VERSIONS_OK%g
 s%@TCL_SHARED_LIB_SUFFIX@%$TCL_SHARED_LIB_SUFFIX%g
 s%@TCL_UNSHARED_LIB_SUFFIX@%$TCL_UNSHARED_LIB_SUFFIX%g
 s%@TCL_HAS_LONGLONG@%$TCL_HAS_LONGLONG%g
+s%@DTRACE_SRC@%$DTRACE_SRC%g
+s%@DTRACE_HDR@%$DTRACE_HDR%g
+s%@DTRACE_OBJ@%$DTRACE_OBJ%g
 s%@BUILD_DLTEST@%$BUILD_DLTEST%g
 s%@TCL_PACKAGE_PATH@%$TCL_PACKAGE_PATH%g
 s%@TCL_LIBRARY@%$TCL_LIBRARY%g
diff --git a/unix/configure.in b/unix/configure.in
index 9c158e9..e3f54c5 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -3,7 +3,7 @@ dnl	This file is an input file used by the GNU "autoconf" program to
 dnl	generate the file "configure", which is run during Tcl installation
 dnl	to configure the system for the local environment.
 #
-# RCS: @(#) $Id: configure.in,v 1.106.2.38 2007/08/07 05:06:44 das Exp $
+# RCS: @(#) $Id: configure.in,v 1.106.2.39 2007/09/13 15:28:20 das Exp $
 
 AC_INIT(../generic/tcl.h)
 AC_PREREQ(2.13)
@@ -530,6 +530,31 @@ fi
 SC_BLOCKING_STYLE
 
 #--------------------------------------------------------------------
+#	DTrace support
+#--------------------------------------------------------------------
+
+AC_ARG_ENABLE(dtrace,
+    [  --enable-dtrace         build with DTrace support [--disable-dtrace]],
+    [tcl_ok=$enableval], [tcl_ok=no])
+if test $tcl_ok = yes; then
+    AC_CHECK_HEADER(sys/sdt.h, [tcl_ok=yes], [tcl_ok=no])
+fi
+if test $tcl_ok = yes; then
+    AC_PATH_PROG(DTRACE, dtrace,, [$PATH:/usr/sbin])
+    test -z "$ac_cv_path_DTRACE" && tcl_ok=no
+fi
+AC_MSG_CHECKING([whether to enable DTrace support])
+if test $tcl_ok = yes; then
+    AC_DEFINE(USE_DTRACE)
+    DTRACE_SRC="\${DTRACE_SRC}"
+    DTRACE_HDR="\${DTRACE_HDR}"
+    if test "`uname -s`" != "Darwin" ; then
+	DTRACE_OBJ="\${DTRACE_OBJ}"
+    fi
+fi
+AC_MSG_RESULT([$tcl_ok])
+
+#--------------------------------------------------------------------
 #	The statements below define a collection of symbols related to
 #	building libtcl as a shared library instead of a static library.
 #--------------------------------------------------------------------
@@ -718,6 +743,10 @@ AC_SUBST(TCL_UNSHARED_LIB_SUFFIX)
 
 AC_SUBST(TCL_HAS_LONGLONG)
 
+AC_SUBST(DTRACE_SRC)
+AC_SUBST(DTRACE_HDR)
+AC_SUBST(DTRACE_OBJ)
+
 AC_SUBST(BUILD_DLTEST)
 AC_SUBST(TCL_PACKAGE_PATH)
author	das <das>	2007-09-13 15:28:09 (GMT)
committer	das <das>	2007-09-13 15:28:09 (GMT)
commit	6727c60fc8fb34e49299e93c7c9ac1502935b9b0 (patch)
tree	593d357422c91ee5b5623ed463f7d5629d99a4a5
parent	31db1293d7001f8e7aeb25c06df292f43db1154e (diff)
download	tcl-6727c60fc8fb34e49299e93c7c9ac1502935b9b0.zip tcl-6727c60fc8fb34e49299e93c7c9ac1502935b9b0.tar.gz tcl-6727c60fc8fb34e49299e93c7c9ac1502935b9b0.tar.bz2