sync up with core-8-branch

68 files changed, 999 insertions, 2398 deletions

diff --git a/.github/workflows/linux-build.yml b/.github/workflows/linux-build.yml
index 8562bb5..7ba9e89 100644
--- a/.github/workflows/linux-build.yml
+++ b/.github/workflows/linux-build.yml
@@ -4,7 +4,7 @@ permissions:
   contents: read
 jobs:
   gcc:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         cfgopt:
diff --git a/.github/workflows/onefiledist.yml b/.github/workflows/onefiledist.yml
index c4212d4..45ce720 100644
--- a/.github/workflows/onefiledist.yml
+++ b/.github/workflows/onefiledist.yml
@@ -5,7 +5,7 @@ permissions:
 jobs:
   linux:
     name: Linux
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     defaults:
       run:
         shell: bash
diff --git a/doc/CrtObjCmd.3 b/doc/CrtObjCmd.3
index 8d10418..0490bd7 100644
--- a/doc/CrtObjCmd.3
+++ b/doc/CrtObjCmd.3
@@ -8,7 +8,7 @@
 .so man.macros
 .BS
 .SH NAME
-Tcl_CreateObjCommand, Tcl_DeleteCommand, Tcl_DeleteCommandFromToken, Tcl_GetCommandInfo, Tcl_GetCommandInfoFromToken, Tcl_SetCommandInfo, Tcl_SetCommandInfoFromToken, Tcl_GetCommandName, Tcl_GetCommandFullName, Tcl_GetCommandFromObj \- implement new commands in C
+Tcl_CreateObjCommand, Tcl_CreateObjCommand2, Tcl_DeleteCommand, Tcl_DeleteCommandFromToken, Tcl_GetCommandInfo, Tcl_GetCommandInfoFromToken, Tcl_SetCommandInfo, Tcl_SetCommandInfoFromToken, Tcl_GetCommandName, Tcl_GetCommandFullName, Tcl_GetCommandFromObj \- implement new commands in C
 .SH SYNOPSIS
 .nf
 \fB#include <tcl.h>\fR
@@ -16,6 +16,9 @@ Tcl_CreateObjCommand, Tcl_DeleteCommand, Tcl_DeleteCommandFromToken, Tcl_GetComm
 Tcl_Command
 \fBTcl_CreateObjCommand\fR(\fIinterp, cmdName, proc, clientData, deleteProc\fR)
 .sp
+Tcl_Command
+\fBTcl_CreateObjCommand2\fR(\fIinterp, cmdName, proc2, clientData, deleteProc\fR)
+.sp
 int
 \fBTcl_DeleteCommand\fR(\fIinterp, cmdName\fR)
 .sp
@@ -52,6 +55,9 @@ Name of command.
 .AP Tcl_ObjCmdProc *proc in
 Implementation of the new command: \fIproc\fR will be called whenever
 \fIcmdName\fR is invoked as a command.
+.AP Tcl_ObjCmdProc2 *proc2 in
+Implementation of the new command: \fIproc2\fR will be called whenever
+\fIcmdName\fR is invoked as a command.
 .AP ClientData clientData in
 Arbitrary one-word value to pass to \fIproc\fR and \fIdeleteProc\fR.
 .AP Tcl_CmdDeleteProc *deleteProc in
@@ -174,6 +180,17 @@ typedef void \fBTcl_CmdDeleteProc\fR(
 The \fIclientData\fR argument will be the same as the \fIclientData\fR
 argument passed to \fBTcl_CreateObjCommand\fR.
 .PP
+\fBTcl_CreateObjCommand2\fR does the same as \fBTcl_CreateObjCommand\fR,
+except its \fIproc2\fR argument is of type \fBTcl_ObjCmdProc2\fR.
+.PP
+.CS
+typedef int \fBTcl_ObjCmdProc2\fR(
+        ClientData \fIclientData\fR,
+        Tcl_Interp *\fIinterp\fR,
+        size_t \fIobjc\fR,
+        Tcl_Obj *const \fIobjv\fR[]);
+.CE
+.PP
 \fBTcl_DeleteCommand\fR deletes a command from a command interpreter.
 Once the call completes, attempts to invoke \fIcmdName\fR in
 \fIinterp\fR will result in errors.
diff --git a/doc/CrtTrace.3 b/doc/CrtTrace.3
index 620c081..417c892 100644
--- a/doc/CrtTrace.3
+++ b/doc/CrtTrace.3
@@ -10,7 +10,7 @@
 .so man.macros
 .BS
 .SH NAME
-Tcl_CreateTrace, Tcl_CreateObjTrace, Tcl_DeleteTrace \- arrange for command execution to be traced
+Tcl_CreateTrace, Tcl_CreateObjTrace, Tcl_CreateObjTrace2, Tcl_DeleteTrace \- arrange for command execution to be traced
 .SH SYNOPSIS
 .nf
 \fB#include <tcl.h>\fR
@@ -21,6 +21,9 @@ Tcl_Trace
 Tcl_Trace
 \fBTcl_CreateObjTrace\fR(\fIinterp, level, flags, objProc, clientData, deleteProc\fR)
 .sp
+Tcl_Trace
+\fBTcl_CreateObjTrace2\fR(\fIinterp, level, flags, objProc2, clientData, deleteProc\fR)
+.sp
 \fBTcl_DeleteTrace\fR(\fIinterp, trace\fR)
 .SH ARGUMENTS
 .AS Tcl_CmdObjTraceDeleteProc *deleteProc
@@ -38,11 +41,14 @@ Flags governing the trace execution.  See below for details.
 .AP Tcl_CmdObjTraceProc *objProc in
 Procedure to call for each command that is executed.  See below for
 details of the calling sequence.
+.AP Tcl_CmdObjTraceProc2 *objProc2 in
+Procedure to call for each command that is executed.  See below for
+details of the calling sequence.
 .AP Tcl_CmdTraceProc *proc in
 Procedure to call for each command that is executed.  See below for
 details on the calling sequence.
 .AP ClientData clientData in
-Arbitrary one-word value to pass to \fIobjProc\fR or \fIproc\fR.
+Arbitrary one-word value to pass to \fIobjProc\fR, \fIobjProc2\fR or \fIproc\fR.
 .AP Tcl_CmdObjTraceDeleteProc *deleteProc in
 Procedure to call when the trace is deleted.  See below for details of
 the calling sequence.  A NULL pointer is permissible and results in no
diff --git a/doc/NRE.3 b/doc/NRE.3
index 72bb370..f76938a 100644
--- a/doc/NRE.3
+++ b/doc/NRE.3
@@ -9,7 +9,7 @@
 .so man.macros
 .BS
 .SH NAME
-Tcl_NRCreateCommand, Tcl_NRCallObjProc, Tcl_NREvalObj, Tcl_NREvalObjv, Tcl_NRCmdSwap, Tcl_NRExprObj, Tcl_NRAddCallback \- Non-Recursive (stackless) evaluation of Tcl scripts.
+Tcl_NRCreateCommand, Tcl_NRCreateCommand2, Tcl_NRCallObjProc, Tcl_NRCallObjProc2, Tcl_NREvalObj, Tcl_NREvalObjv, Tcl_NRCmdSwap, Tcl_NRExprObj, Tcl_NRAddCallback \- Non-Recursive (stackless) evaluation of Tcl scripts.
 .SH SYNOPSIS
 .nf
 \fB#include <tcl.h>\fR
@@ -18,10 +18,17 @@ Tcl_Command
 \fBTcl_NRCreateCommand\fR(\fIinterp, cmdName, proc, nreProc, clientData,
                     deleteProc\fR)
 .sp
+Tcl_Command
+\fBTcl_NRCreateCommand2\fR(\fIinterp, cmdName, proc2, nreProc2, clientData,
+                    deleteProc\fR)
+.sp
 int
 \fBTcl_NRCallObjProc\fR(\fIinterp, nreProc, clientData, objc, objv\fR)
 .sp
 int
+\fBTcl_NRCallObjProc2\fR(\fIinterp, nreProc2, clientData, objc, objv\fR)
+.sp
+int
 \fBTcl_NREvalObj\fR(\fIinterp, objPtr, flags\fR)
 .sp
 int
@@ -47,8 +54,15 @@ Called in order to evaluate a command.  Is often just a small wrapper that uses
 \fBTcl_NRCallObjProc\fR to call \fInreProc\fR using a new trampoline.  Behaves
 in the same way as the \fIproc\fR argument to \fBTcl_CreateObjCommand\fR(3)
 (\fIq.v.\fR).
+.AP Tcl_ObjCmdProc2 *proc2 in
+Called in order to evaluate a command.  Is often just a small wrapper that uses
+\fBTcl_NRCallObjProc2\fR to call \fInreProc2\fR using a new trampoline.  Behaves
+in the same way as the \fIproc2\fR argument to \fBTcl_CreateObjCommand2\fR(3)
+(\fIq.v.\fR).
 .AP Tcl_ObjCmdProc *nreProc in
 Called instead of \fIproc\fR when a trampoline is already in use.
+.AP Tcl_ObjCmdProc2 *nreProc2 in
+Called instead of \fIproc2\fR when a trampoline is already in use.
 .AP ClientData clientData in
 Arbitrary one-word value passed to \fIproc\fR, \fInreProc\fR, \fIdeleteProc\fR
 and \fIobjProc\fR.
@@ -104,6 +118,9 @@ first deleted.  If \fIinterp\fR is in the process of being deleted
 \fBTcl_NRCreateCommand\fR does not create any command, does not delete any
 command, and returns NULL.
 .PP
+\fBTcl_NRCreateCommand2\fR, is an alternative to \fBTcl_NRCreateCommand\fR
+in the same way as \fBTcl_CreateObjCommand2\fR.
+.PP
 \fBTcl_NREvalObj\fR pushes a function that is like \fBTcl_EvalObjEx\fR but
 consumes no space on the C stack.
 .PP
diff --git a/generic/tcl.decls b/generic/tcl.decls
index 99c0e25..d08ba0a 100644
--- a/generic/tcl.decls
+++ b/generic/tcl.decls
@@ -2502,6 +2502,27 @@ declare 673 {
     int TclGetUniChar(Tcl_Obj *objPtr, int index)
 }
 
+declare 676 {
+    Tcl_Command Tcl_CreateObjCommand2(Tcl_Interp *interp,
+	    const char *cmdName,
+	    Tcl_ObjCmdProc2 *proc2, void *clientData,
+	    Tcl_CmdDeleteProc *deleteProc)
+}
+declare 677 {
+    Tcl_Trace Tcl_CreateObjTrace2(Tcl_Interp *interp, int level, int flags,
+	    Tcl_CmdObjTraceProc2 *objProc2, void *clientData,
+	    Tcl_CmdObjTraceDeleteProc *delProc)
+}
+declare 678 {
+    Tcl_Command Tcl_NRCreateCommand2(Tcl_Interp *interp,
+	    const char *cmdName, Tcl_ObjCmdProc2 *proc,
+	    Tcl_ObjCmdProc2 *nreProc2, void *clientData,
+	    Tcl_CmdDeleteProc *deleteProc)
+}
+declare 679 {
+    int Tcl_NRCallObjProc2(Tcl_Interp *interp, Tcl_ObjCmdProc2 *objProc2,
+	    void *clientData, size_t objc, Tcl_Obj *const objv[])
+}
 
 # ----- BASELINE -- FOR -- 8.7.0 ----- #
 
diff --git a/generic/tcl.h b/generic/tcl.h
index ca68eaa..101ae0b 100644
--- a/generic/tcl.h
+++ b/generic/tcl.h
@@ -678,6 +678,9 @@ typedef void (Tcl_CmdTraceProc) (ClientData clientData, Tcl_Interp *interp,
 typedef int (Tcl_CmdObjTraceProc) (ClientData clientData, Tcl_Interp *interp,
 	int level, const char *command, Tcl_Command commandInfo, int objc,
 	struct Tcl_Obj *const *objv);
+typedef int (Tcl_CmdObjTraceProc2) (void *clientData, Tcl_Interp *interp,
+	int level, const char *command, Tcl_Command commandInfo, size_t objc,
+	struct Tcl_Obj *const objv[]);
 typedef void (Tcl_CmdObjTraceDeleteProc) (ClientData clientData);
 typedef void (Tcl_DupInternalRepProc) (struct Tcl_Obj *srcPtr,
 	struct Tcl_Obj *dupPtr);
@@ -702,6 +705,8 @@ typedef int (Tcl_MathProc) (ClientData clientData, Tcl_Interp *interp,
 typedef void (Tcl_NamespaceDeleteProc) (ClientData clientData);
 typedef int (Tcl_ObjCmdProc) (ClientData clientData, Tcl_Interp *interp,
 	int objc, struct Tcl_Obj *const *objv);
+typedef int (Tcl_ObjCmdProc2) (void *clientData, Tcl_Interp *interp,
+	size_t objc, struct Tcl_Obj *const *objv);
 typedef int (Tcl_LibraryInitProc) (Tcl_Interp *interp);
 typedef int (Tcl_LibraryUnloadProc) (Tcl_Interp *interp, int flags);
 typedef void (Tcl_PanicProc) (const char *format, ...);
@@ -921,6 +926,8 @@ typedef struct Tcl_CmdInfo {
 				 * change a command's namespace; use
 				 * TclRenameCommand or Tcl_Eval (of 'rename')
 				 * to do that. */
+    Tcl_ObjCmdProc2 *objProc2;	/* Not used in Tcl 8.7. */
+    void *objClientData2;	/* Not used in Tcl 8.7. */
 } Tcl_CmdInfo;
 
 /*
diff --git a/generic/tclBasic.c b/generic/tclBasic.c
index 6727118..7a955ec 100644
--- a/generic/tclBasic.c
+++ b/generic/tclBasic.c
@@ -2690,6 +2690,61 @@ Tcl_CreateCommand(
  *----------------------------------------------------------------------
  */
 
+typedef struct {
+    void *clientData; /* Arbitrary value to pass to object function. */
+    Tcl_ObjCmdProc2 *proc;
+    Tcl_ObjCmdProc2 *nreProc;
+    Tcl_CmdDeleteProc *deleteProc;
+} CmdWrapperInfo;
+
+
+static int cmdWrapperProc(void *clientData,
+	Tcl_Interp *interp,
+	int objc,
+    Tcl_Obj * const *objv)
+{
+    CmdWrapperInfo *info = (CmdWrapperInfo *)clientData;
+    return info->proc(info->clientData, interp, objc, objv);
+}
+
+static void cmdWrapperDeleteProc(void *clientData) {
+    CmdWrapperInfo *info = (CmdWrapperInfo *)clientData;
+
+    clientData = info->clientData;
+    Tcl_CmdDeleteProc *deleteProc = info->deleteProc;
+    ckfree(info);
+    if (deleteProc != NULL) {
+	deleteProc(clientData);
+    }
+}
+
+Tcl_Command
+Tcl_CreateObjCommand2(
+    Tcl_Interp *interp,		/* Token for command interpreter (returned by
+				 * previous call to Tcl_CreateInterp). */
+    const char *cmdName,	/* Name of command. If it contains namespace
+				 * qualifiers, the new command is put in the
+				 * specified namespace; otherwise it is put in
+				 * the global namespace. */
+    Tcl_ObjCmdProc2 *proc,	/* Object-based function to associate with
+				 * name. */
+    void *clientData,	/* Arbitrary value to pass to object
+				 * function. */
+    Tcl_CmdDeleteProc *deleteProc
+				/* If not NULL, gives a function to call when
+				 * this command is deleted. */
+)
+{
+    CmdWrapperInfo *info = (CmdWrapperInfo *)ckalloc(sizeof(CmdWrapperInfo));
+    info->proc = proc;
+    info->deleteProc = deleteProc;
+    info->clientData = clientData;
+
+    return Tcl_CreateObjCommand(interp, cmdName,
+	    (proc ? cmdWrapperProc : NULL),
+	    info, cmdWrapperDeleteProc);
+}
+
 Tcl_Command
 Tcl_CreateObjCommand(
     Tcl_Interp *interp,		/* Token for command interpreter (returned by
@@ -3323,8 +3378,14 @@ Tcl_SetCommandInfoFromToken(
 	}
 	cmdPtr->objClientData = infoPtr->objClientData;
     }
-    cmdPtr->deleteProc = infoPtr->deleteProc;
-    cmdPtr->deleteData = infoPtr->deleteData;
+    if (cmdPtr->deleteProc == cmdWrapperDeleteProc) {
+	CmdWrapperInfo *info = (CmdWrapperInfo *)cmdPtr->deleteData;
+	info->deleteProc = infoPtr->deleteProc;
+	info->clientData = infoPtr->deleteData;
+    } else {
+	cmdPtr->deleteProc = infoPtr->deleteProc;
+	cmdPtr->deleteData = infoPtr->deleteData;
+    }
     return 1;
 }
 
@@ -3401,10 +3462,15 @@ Tcl_GetCommandInfoFromToken(
     infoPtr->objClientData = cmdPtr->objClientData;
     infoPtr->proc = cmdPtr->proc;
     infoPtr->clientData = cmdPtr->clientData;
-    infoPtr->deleteProc = cmdPtr->deleteProc;
-    infoPtr->deleteData = cmdPtr->deleteData;
+    if (cmdPtr->deleteProc == cmdWrapperDeleteProc) {
+	CmdWrapperInfo *info = (CmdWrapperInfo *)cmdPtr->deleteData;
+	infoPtr->deleteProc = info->deleteProc;
+	infoPtr->deleteData = info->clientData;
+    } else {
+	infoPtr->deleteProc = cmdPtr->deleteProc;
+	infoPtr->deleteData = cmdPtr->deleteData;
+    }
     infoPtr->namespacePtr = (Tcl_Namespace *) cmdPtr->nsPtr;
-
     return 1;
 }
 
@@ -9101,6 +9167,37 @@ Tcl_NRCallObjProc(
     return TclNRRunCallbacks(interp, TCL_OK, rootPtr);
 }
 
+int wrapperNRObjProc(
+    void *clientData,
+    Tcl_Interp *interp,
+    int objc,
+    Tcl_Obj *const objv[])
+{
+    CmdWrapperInfo *info = (CmdWrapperInfo *)clientData;
+    clientData = info->clientData;
+    Tcl_ObjCmdProc2 *proc = info->proc;
+    ckfree(info);
+    return proc(clientData, interp, objc, objv);
+}
+
+int
+Tcl_NRCallObjProc2(
+    Tcl_Interp *interp,
+    Tcl_ObjCmdProc2 *objProc,
+    void *clientData,
+    size_t objc,
+    Tcl_Obj *const objv[])
+{
+    NRE_callback *rootPtr = TOP_CB(interp);
+    CmdWrapperInfo *info = (CmdWrapperInfo *)ckalloc(sizeof(CmdWrapperInfo));
+    info->clientData = clientData;
+    info->proc = objProc;
+
+    TclNRAddCallback(interp, Dispatch, wrapperNRObjProc, info,
+	    INT2PTR(objc), objv);
+    return TclNRRunCallbacks(interp, TCL_OK, rootPtr);
+}
+
 /*
  *----------------------------------------------------------------------
  *
@@ -9129,6 +9226,46 @@ Tcl_NRCallObjProc(
  *----------------------------------------------------------------------
  */
 
+static int cmdWrapperNreProc(
+    void *clientData,
+    Tcl_Interp *interp,
+    int objc,
+    Tcl_Obj *const objv[])
+{
+    CmdWrapperInfo *info = (CmdWrapperInfo *)clientData;
+    return info->nreProc(info->clientData, interp, objc, objv);
+}
+
+Tcl_Command
+Tcl_NRCreateCommand2(
+    Tcl_Interp *interp,		/* Token for command interpreter (returned by
+				 * previous call to Tcl_CreateInterp). */
+    const char *cmdName,	/* Name of command. If it contains namespace
+				 * qualifiers, the new command is put in the
+				 * specified namespace; otherwise it is put in
+				 * the global namespace. */
+    Tcl_ObjCmdProc2 *proc,	/* Object-based function to associate with
+				 * name, provides direct access for direct
+				 * calls. */
+    Tcl_ObjCmdProc2 *nreProc,	/* Object-based function to associate with
+				 * name, provides NR implementation */
+    void *clientData,	/* Arbitrary value to pass to object
+				 * function. */
+    Tcl_CmdDeleteProc *deleteProc)
+				/* If not NULL, gives a function to call when
+				 * this command is deleted. */
+{
+    CmdWrapperInfo *info = (CmdWrapperInfo *)ckalloc(sizeof(CmdWrapperInfo));
+    info->proc = proc;
+    info->nreProc = nreProc;
+    info->deleteProc = deleteProc;
+    info->clientData = clientData;
+    return Tcl_NRCreateCommand(interp, cmdName,
+	    (proc ? cmdWrapperProc : NULL),
+	    (nreProc ? cmdWrapperNreProc : NULL),
+	    info, cmdWrapperDeleteProc);
+}
+
 Tcl_Command
 Tcl_NRCreateCommand(
     Tcl_Interp *interp,		/* Token for command interpreter (returned by
diff --git a/generic/tclCompCmdsSZ.c b/generic/tclCompCmdsSZ.c
index 29e48eb..7804bf9 100644
--- a/generic/tclCompCmdsSZ.c
+++ b/generic/tclCompCmdsSZ.c
@@ -2427,7 +2427,7 @@ IssueSwitchJumpTable(
 		 * point to here.
 		 */
 
-		Tcl_SetHashValue(hPtr, CurrentOffset(envPtr) - jumpLocation);
+		Tcl_SetHashValue(hPtr, INT2PTR(CurrentOffset(envPtr) - jumpLocation));
 	    }
 	    Tcl_DStringFree(&buffer);
 	} else {
diff --git a/generic/tclConfig.c b/generic/tclConfig.c
index a145bac..5bffbcb 100644
--- a/generic/tclConfig.c
+++ b/generic/tclConfig.c
@@ -194,7 +194,7 @@ QueryConfigObjCmd(
     ClientData clientData,
     Tcl_Interp *interp,
     int objc,
-    struct Tcl_Obj *const *objv)
+    Tcl_Obj *const *objv)
 {
     QCCD *cdPtr = (QCCD *)clientData;
     Tcl_Obj *pkgName = cdPtr->pkg;
diff --git a/generic/tclDecls.h b/generic/tclDecls.h
index b869c97..3917d0f 100644
--- a/generic/tclDecls.h
+++ b/generic/tclDecls.h
@@ -1975,6 +1975,27 @@ EXTERN const char *	TclUtfAtIndex(const char *src, int index);
 EXTERN Tcl_Obj *	TclGetRange(Tcl_Obj *objPtr, int first, int last);
 /* 673 */
 EXTERN int		TclGetUniChar(Tcl_Obj *objPtr, int index);
+/* Slot 674 is reserved */
+/* Slot 675 is reserved */
+/* 676 */
+EXTERN Tcl_Command	Tcl_CreateObjCommand2(Tcl_Interp *interp,
+				const char *cmdName, Tcl_ObjCmdProc2 *proc2,
+				void *clientData,
+				Tcl_CmdDeleteProc *deleteProc);
+/* 677 */
+EXTERN Tcl_Trace	Tcl_CreateObjTrace2(Tcl_Interp *interp, int level,
+				int flags, Tcl_CmdObjTraceProc2 *objProc2,
+				void *clientData,
+				Tcl_CmdObjTraceDeleteProc *delProc);
+/* 678 */
+EXTERN Tcl_Command	Tcl_NRCreateCommand2(Tcl_Interp *interp,
+				const char *cmdName, Tcl_ObjCmdProc2 *proc,
+				Tcl_ObjCmdProc2 *nreProc2, void *clientData,
+				Tcl_CmdDeleteProc *deleteProc);
+/* 679 */
+EXTERN int		Tcl_NRCallObjProc2(Tcl_Interp *interp,
+				Tcl_ObjCmdProc2 *objProc2, void *clientData,
+				size_t objc, Tcl_Obj *const objv[]);
 
 typedef struct {
     const struct TclPlatStubs *tclPlatStubs;
@@ -2684,6 +2705,12 @@ typedef struct TclStubs {
     const char * (*tclUtfAtIndex) (const char *src, int index); /* 671 */
     Tcl_Obj * (*tclGetRange) (Tcl_Obj *objPtr, int first, int last); /* 672 */
     int (*tclGetUniChar) (Tcl_Obj *objPtr, int index); /* 673 */
+    void (*reserved674)(void);
+    void (*reserved675)(void);
+    Tcl_Command (*tcl_CreateObjCommand2) (Tcl_Interp *interp, const char *cmdName, Tcl_ObjCmdProc2 *proc2, void *clientData, Tcl_CmdDeleteProc *deleteProc); /* 676 */
+    Tcl_Trace (*tcl_CreateObjTrace2) (Tcl_Interp *interp, int level, int flags, Tcl_CmdObjTraceProc2 *objProc2, void *clientData, Tcl_CmdObjTraceDeleteProc *delProc); /* 677 */
+    Tcl_Command (*tcl_NRCreateCommand2) (Tcl_Interp *interp, const char *cmdName, Tcl_ObjCmdProc2 *proc, Tcl_ObjCmdProc2 *nreProc2, void *clientData, Tcl_CmdDeleteProc *deleteProc); /* 678 */
+    int (*tcl_NRCallObjProc2) (Tcl_Interp *interp, Tcl_ObjCmdProc2 *objProc2, void *clientData, size_t objc, Tcl_Obj *const objv[]); /* 679 */
 } TclStubs;
 
 extern const TclStubs *tclStubsPtr;
@@ -4062,6 +4089,16 @@ extern const TclStubs *tclStubsPtr;
 	(tclStubsPtr->tclGetRange) /* 672 */
 #define TclGetUniChar \
 	(tclStubsPtr->tclGetUniChar) /* 673 */
+/* Slot 674 is reserved */
+/* Slot 675 is reserved */
+#define Tcl_CreateObjCommand2 \
+	(tclStubsPtr->tcl_CreateObjCommand2) /* 676 */
+#define Tcl_CreateObjTrace2 \
+	(tclStubsPtr->tcl_CreateObjTrace2) /* 677 */
+#define Tcl_NRCreateCommand2 \
+	(tclStubsPtr->tcl_NRCreateCommand2) /* 678 */
+#define Tcl_NRCallObjProc2 \
+	(tclStubsPtr->tcl_NRCallObjProc2) /* 679 */
 
 #endif /* defined(USE_TCL_STUBS) */
 
diff --git a/generic/tclExecute.c b/generic/tclExecute.c
index 407b4ed..d4bba5e 100644
--- a/generic/tclExecute.c
+++ b/generic/tclExecute.c
@@ -4789,7 +4789,11 @@ TEBCresume(
 	    Method *const mPtr =
 		    contextPtr->callPtr->chain[newDepth].mPtr;
 
-	    return mPtr->typePtr->callProc(mPtr->clientData, interp,
+	    if (mPtr->typePtr->version < TCL_OO_METHOD_VERSION_2) {
+		return mPtr->typePtr->callProc(mPtr->clientData, interp,
+			(Tcl_ObjectContext) contextPtr, opnd, objv);
+	    }
+	    return ((Tcl_MethodCallProc2 *)(void *)(mPtr->typePtr->callProc))(mPtr->clientData, interp,
 		    (Tcl_ObjectContext) contextPtr, opnd, objv);
 	}
 
diff --git a/generic/tclOO.c b/generic/tclOO.c
index 0cd08d2..5bd687a 100644
--- a/generic/tclOO.c
+++ b/generic/tclOO.c
@@ -391,9 +391,9 @@ InitFoundation(
      */
 
     TclNewLiteralStringObj(namePtr, "new");
-    Tcl_NewInstanceMethod(interp, (Tcl_Object) fPtr->classCls->thisPtr,
+    TclNewInstanceMethod(interp, (Tcl_Object) fPtr->classCls->thisPtr,
 	    namePtr /* keeps ref */, 0 /* private */, NULL, NULL);
-    fPtr->classCls->constructorPtr = (Method *) Tcl_NewMethod(interp,
+    fPtr->classCls->constructorPtr = (Method *) TclNewMethod(interp,
 	    (Tcl_Class) fPtr->classCls, NULL, 0, &classConstructor, NULL);
 
     /*
@@ -2246,7 +2246,7 @@ CloneObjectMethod(
     Tcl_Obj *namePtr)
 {
     if (mPtr->typePtr == NULL) {
-	Tcl_NewInstanceMethod(interp, (Tcl_Object) oPtr, namePtr,
+	TclNewInstanceMethod(interp, (Tcl_Object) oPtr, namePtr,
 		mPtr->flags & PUBLIC_METHOD, NULL, NULL);
     } else if (mPtr->typePtr->cloneProc) {
 	ClientData newClientData;
@@ -2255,10 +2255,10 @@ CloneObjectMethod(
 		&newClientData) != TCL_OK) {
 	    return TCL_ERROR;
 	}
-	Tcl_NewInstanceMethod(interp, (Tcl_Object) oPtr, namePtr,
+	TclNewInstanceMethod(interp, (Tcl_Object) oPtr, namePtr,
 		mPtr->flags & PUBLIC_METHOD, mPtr->typePtr, newClientData);
     } else {
-	Tcl_NewInstanceMethod(interp, (Tcl_Object) oPtr, namePtr,
+	TclNewInstanceMethod(interp, (Tcl_Object) oPtr, namePtr,
 		mPtr->flags & PUBLIC_METHOD, mPtr->typePtr, mPtr->clientData);
     }
     return TCL_OK;
@@ -2275,7 +2275,7 @@ CloneClassMethod(
     Method *m2Ptr;
 
     if (mPtr->typePtr == NULL) {
-	m2Ptr = (Method *) Tcl_NewMethod(interp, (Tcl_Class) clsPtr,
+	m2Ptr = (Method *) TclNewMethod(interp, (Tcl_Class) clsPtr,
 		namePtr, mPtr->flags & PUBLIC_METHOD, NULL, NULL);
     } else if (mPtr->typePtr->cloneProc) {
 	ClientData newClientData;
@@ -2284,11 +2284,11 @@ CloneClassMethod(
 		&newClientData) != TCL_OK) {
 	    return TCL_ERROR;
 	}
-	m2Ptr = (Method *) Tcl_NewMethod(interp, (Tcl_Class) clsPtr,
+	m2Ptr = (Method *) TclNewMethod(interp, (Tcl_Class) clsPtr,
 		namePtr, mPtr->flags & PUBLIC_METHOD, mPtr->typePtr,
 		newClientData);
     } else {
-	m2Ptr = (Method *) Tcl_NewMethod(interp, (Tcl_Class) clsPtr,
+	m2Ptr = (Method *) TclNewMethod(interp, (Tcl_Class) clsPtr,
 		namePtr, mPtr->flags & PUBLIC_METHOD, mPtr->typePtr,
 		mPtr->clientData);
     }
diff --git a/generic/tclOO.decls b/generic/tclOO.decls
index c6ffccd..c933872 100644
--- a/generic/tclOO.decls
+++ b/generic/tclOO.decls
@@ -135,6 +135,20 @@ declare 30 {
 declare 31 {
     Tcl_Obj *Tcl_GetObjectClassName(Tcl_Interp *interp, Tcl_Object object)
 }
+declare 32 {
+    int Tcl_MethodIsType2(Tcl_Method method, const Tcl_MethodType2 *typePtr,
+	    void **clientDataPtr)
+}
+declare 33 {
+    Tcl_Method Tcl_NewInstanceMethod2(Tcl_Interp *interp, Tcl_Object object,
+	    Tcl_Obj *nameObj, int flags, const Tcl_MethodType2 *typePtr,
+	    void *clientData)
+}
+declare 34 {
+    Tcl_Method Tcl_NewMethod2(Tcl_Interp *interp, Tcl_Class cls,
+	    Tcl_Obj *nameObj, int flags, const Tcl_MethodType2 *typePtr,
+	    void *clientData)
+}
 
 ######################################################################
 # Private API, exposed to support advanced OO systems that plug in on top of
diff --git a/generic/tclOO.h b/generic/tclOO.h
index 4a3398f..6f18491 100644
--- a/generic/tclOO.h
+++ b/generic/tclOO.h
@@ -24,8 +24,8 @@
  * win/tclooConfig.sh
  */
 
-#define TCLOO_VERSION "1.2.0"
-#define TCLOO_PATCHLEVEL TCLOO_VERSION
+#define TCLOO_VERSION "1.3"
+#define TCLOO_PATCHLEVEL TCLOO_VERSION ".0"
 
 #include "tcl.h"
 
@@ -40,7 +40,7 @@ extern "C" {
 extern const char *TclOOInitializeStubs(
 	Tcl_Interp *, const char *version);
 #define Tcl_OOInitStubs(interp) \
-    TclOOInitializeStubs((interp), TCLOO_VERSION)
+    TclOOInitializeStubs((interp), TCLOO_PATCHLEVEL)
 #ifndef USE_TCL_STUBS
 #   define TclOOInitializeStubs(interp, version) (TCLOO_PATCHLEVEL)
 #endif
@@ -62,6 +62,8 @@ typedef struct Tcl_ObjectContext_ *Tcl_ObjectContext;
 
 typedef int (Tcl_MethodCallProc)(void *clientData, Tcl_Interp *interp,
 	Tcl_ObjectContext objectContext, int objc, Tcl_Obj *const *objv);
+typedef int (Tcl_MethodCallProc2)(void *clientData, Tcl_Interp *interp,
+	Tcl_ObjectContext objectContext, size_t objc, Tcl_Obj *const *objv);
 typedef void (Tcl_MethodDeleteProc)(void *clientData);
 typedef int (Tcl_CloneProc)(Tcl_Interp *interp, void *oldClientData,
 	void **newClientData);
@@ -77,7 +79,7 @@ typedef int (Tcl_ObjectMapMethodNameProc)(Tcl_Interp *interp,
 
 typedef struct {
     int version;		/* Structure version field. Always to be equal
-				 * to TCL_OO_METHOD_VERSION_CURRENT in
+				 * to TCL_OO_METHOD_VERSION_(1|CURRENT) in
 				 * declarations. */
     const char *name;		/* Name of this type of method, mostly for
 				 * debugging purposes. */
@@ -92,12 +94,31 @@ typedef struct {
 				 * be copied directly. */
 } Tcl_MethodType;
 
+typedef struct {
+    int version;		/* Structure version field. Always to be equal
+				 * to TCL_OO_METHOD_VERSION_2 in
+				 * declarations. */
+    const char *name;		/* Name of this type of method, mostly for
+				 * debugging purposes. */
+    Tcl_MethodCallProc2 *callProc;
+				/* How to invoke this method. */
+    Tcl_MethodDeleteProc *deleteProc;
+				/* How to delete this method's type-specific
+				 * data, or NULL if the type-specific data
+				 * does not need deleting. */
+    Tcl_CloneProc *cloneProc;	/* How to copy this method's type-specific
+				 * data, or NULL if the type-specific data can
+				 * be copied directly. */
+} Tcl_MethodType2;
+
 /*
  * The correct value for the version field of the Tcl_MethodType structure.
  * This allows new versions of the structure to be introduced without breaking
  * binary compatibility.
  */
 
+#define TCL_OO_METHOD_VERSION_1 1
+#define TCL_OO_METHOD_VERSION_2 2
 #define TCL_OO_METHOD_VERSION_CURRENT 1
 
 /*
diff --git a/generic/tclOOCall.c b/generic/tclOOCall.c
index d265c1a..a9ed6bf 100644
--- a/generic/tclOOCall.c
+++ b/generic/tclOOCall.c
@@ -369,7 +369,11 @@ TclOOInvokeContext(
      * Run the method implementation.
      */
 
-    return mPtr->typePtr->callProc(mPtr->clientData, interp,
+    if (mPtr->typePtr->version < TCL_OO_METHOD_VERSION_2) {
+	return (mPtr->typePtr->callProc)(mPtr->clientData, interp,
+		(Tcl_ObjectContext) contextPtr, objc, objv);
+    }
+    return ((Tcl_MethodCallProc2 *)(void *)(mPtr->typePtr->callProc))(mPtr->clientData, interp,
 	    (Tcl_ObjectContext) contextPtr, objc, objv);
 }
 
diff --git a/generic/tclOODecls.h b/generic/tclOODecls.h
index 6ba5d14..13e07ec 100644
--- a/generic/tclOODecls.h
+++ b/generic/tclOODecls.h
@@ -123,6 +123,20 @@ TCLAPI Tcl_Class	Tcl_GetClassOfObject(Tcl_Object object);
 /* 31 */
 TCLAPI Tcl_Obj *	Tcl_GetObjectClassName(Tcl_Interp *interp,
 				Tcl_Object object);
+/* 32 */
+TCLAPI int		Tcl_MethodIsType2(Tcl_Method method,
+				const Tcl_MethodType2 *typePtr,
+				void **clientDataPtr);
+/* 33 */
+TCLAPI Tcl_Method	Tcl_NewInstanceMethod2(Tcl_Interp *interp,
+				Tcl_Object object, Tcl_Obj *nameObj,
+				int flags, const Tcl_MethodType2 *typePtr,
+				void *clientData);
+/* 34 */
+TCLAPI Tcl_Method	Tcl_NewMethod2(Tcl_Interp *interp, Tcl_Class cls,
+				Tcl_Obj *nameObj, int flags,
+				const Tcl_MethodType2 *typePtr,
+				void *clientData);
 
 typedef struct {
     const struct TclOOIntStubs *tclOOIntStubs;
@@ -164,6 +178,9 @@ typedef struct TclOOStubs {
     int (*tcl_MethodIsPrivate) (Tcl_Method method); /* 29 */
     Tcl_Class (*tcl_GetClassOfObject) (Tcl_Object object); /* 30 */
     Tcl_Obj * (*tcl_GetObjectClassName) (Tcl_Interp *interp, Tcl_Object object); /* 31 */
+    int (*tcl_MethodIsType2) (Tcl_Method method, const Tcl_MethodType2 *typePtr, void **clientDataPtr); /* 32 */
+    Tcl_Method (*tcl_NewInstanceMethod2) (Tcl_Interp *interp, Tcl_Object object, Tcl_Obj *nameObj, int flags, const Tcl_MethodType2 *typePtr, void *clientData); /* 33 */
+    Tcl_Method (*tcl_NewMethod2) (Tcl_Interp *interp, Tcl_Class cls, Tcl_Obj *nameObj, int flags, const Tcl_MethodType2 *typePtr, void *clientData); /* 34 */
 } TclOOStubs;
 
 extern const TclOOStubs *tclOOStubsPtr;
@@ -242,6 +259,12 @@ extern const TclOOStubs *tclOOStubsPtr;
 	(tclOOStubsPtr->tcl_GetClassOfObject) /* 30 */
 #define Tcl_GetObjectClassName \
 	(tclOOStubsPtr->tcl_GetObjectClassName) /* 31 */
+#define Tcl_MethodIsType2 \
+	(tclOOStubsPtr->tcl_MethodIsType2) /* 32 */
+#define Tcl_NewInstanceMethod2 \
+	(tclOOStubsPtr->tcl_NewInstanceMethod2) /* 33 */
+#define Tcl_NewMethod2 \
+	(tclOOStubsPtr->tcl_NewMethod2) /* 34 */
 
 #endif /* defined(USE_TCLOO_STUBS) */
 
diff --git a/generic/tclOODefineCmds.c b/generic/tclOODefineCmds.c
index 42c6637..686fd00 100644
--- a/generic/tclOODefineCmds.c
+++ b/generic/tclOODefineCmds.c
@@ -2286,12 +2286,12 @@ TclOODefineSlots(
 	if (slotObject == NULL) {
 	    continue;
 	}
-	Tcl_NewInstanceMethod(fPtr->interp, slotObject, getName, 0,
+	TclNewInstanceMethod(fPtr->interp, slotObject, getName, 0,
 		&slotInfoPtr->getterType, NULL);
-	Tcl_NewInstanceMethod(fPtr->interp, slotObject, setName, 0,
+	TclNewInstanceMethod(fPtr->interp, slotObject, setName, 0,
 		&slotInfoPtr->setterType, NULL);
 	if (slotInfoPtr->resolverType.callProc) {
-	    Tcl_NewInstanceMethod(fPtr->interp, slotObject, resolveName, 0,
+	    TclNewInstanceMethod(fPtr->interp, slotObject, resolveName, 0,
 		    &slotInfoPtr->resolverType, NULL);
 	}
     }
diff --git a/generic/tclOOInt.h b/generic/tclOOInt.h
index 9488271..725c4ce 100644
--- a/generic/tclOOInt.h
+++ b/generic/tclOOInt.h
@@ -235,14 +235,14 @@ typedef struct Object {
 				 * other spots). */
 #define FORCE_UNKNOWN 0x10000	/* States that we are *really* looking up the
 				 * unknown method handler at that point. */
-#define HAS_PRIVATE_METHODS 0x20000
-				/* Object/class has (or had) private methods,
-				 * and so shouldn't be cached so
-				 * aggressively. */
-#define DONT_DELETE 0x40000	/* Inhibit deletion of this object. Used
+#define DONT_DELETE 0x20000	/* Inhibit deletion of this object. Used
 				 * during fundamental object type mutation to
 				 * make sure that the object actually survives
 				 * to the end of the operation. */
+#define HAS_PRIVATE_METHODS 0x40000
+				/* Object/class has (or had) private methods,
+				 * and so shouldn't be cached so
+				 * aggressively. */
 
 /*
  * And the definition of a class. Note that every class also has an associated
@@ -492,6 +492,17 @@ MODULE_SCOPE void	TclOOAddToMixinSubs(Class *subPtr, Class *mixinPtr);
 MODULE_SCOPE void	TclOOAddToSubclasses(Class *subPtr, Class *superPtr);
 MODULE_SCOPE Class *	TclOOAllocClass(Tcl_Interp *interp,
 			    Object *useThisObj);
+MODULE_SCOPE int    TclMethodIsType(Tcl_Method method,
+                        const Tcl_MethodType *typePtr,
+                        void **clientDataPtr);
+MODULE_SCOPE Tcl_Method TclNewInstanceMethod(Tcl_Interp *interp,
+                        Tcl_Object object, Tcl_Obj *nameObj,
+                        int flags, const Tcl_MethodType *typePtr,
+                        void *clientData);
+MODULE_SCOPE Tcl_Method TclNewMethod(Tcl_Interp *interp, Tcl_Class cls,
+                        Tcl_Obj *nameObj, int flags,
+                        const Tcl_MethodType *typePtr,
+                        void *clientData);
 MODULE_SCOPE int	TclNRNewObjectInstance(Tcl_Interp *interp,
 			    Tcl_Class cls, const char *nameStr,
 			    const char *nsNameStr, int objc,
diff --git a/generic/tclOOMethod.c b/generic/tclOOMethod.c
index ae1f3bd..73368e4 100644
--- a/generic/tclOOMethod.c
+++ b/generic/tclOOMethod.c
@@ -126,7 +126,7 @@ static const Tcl_MethodType fwdMethodType = {
  */
 
 Tcl_Method
-Tcl_NewInstanceMethod(
+TclNewInstanceMethod(
     TCL_UNUSED(Tcl_Interp *),
     Tcl_Object object,		/* The object that has the method attached to
 				 * it. */
@@ -187,6 +187,50 @@ Tcl_NewInstanceMethod(
     oPtr->epoch++;
     return (Tcl_Method) mPtr;
 }
+Tcl_Method
+Tcl_NewInstanceMethod(
+    TCL_UNUSED(Tcl_Interp *),
+    Tcl_Object object,		/* The object that has the method attached to
+				 * it. */
+    Tcl_Obj *nameObj,		/* The name of the method. May be NULL; if so,
+				 * up to caller to manage storage (e.g., when
+				 * it is a constructor or destructor). */
+    int flags,			/* Whether this is a public method. */
+    const Tcl_MethodType *typePtr,
+				/* The type of method this is, which defines
+				 * how to invoke, delete and clone the
+				 * method. */
+    void *clientData)		/* Some data associated with the particular
+				 * method to be created. */
+{
+    if (typePtr->version > TCL_OO_METHOD_VERSION_1) {
+	Tcl_Panic("%s: Wrong version in typePtr->version, should be TCL_OO_METHOD_VERSION_1", "Tcl_NewInstanceMethod");
+    }
+    return TclNewInstanceMethod(NULL, object, nameObj, flags,
+	    (const Tcl_MethodType *)typePtr, clientData);
+}
+Tcl_Method
+Tcl_NewInstanceMethod2(
+    TCL_UNUSED(Tcl_Interp *),
+    Tcl_Object object,		/* The object that has the method attached to
+				 * it. */
+    Tcl_Obj *nameObj,		/* The name of the method. May be NULL; if so,
+				 * up to caller to manage storage (e.g., when
+				 * it is a constructor or destructor). */
+    int flags,			/* Whether this is a public method. */
+    const Tcl_MethodType2 *typePtr,
+				/* The type of method this is, which defines
+				 * how to invoke, delete and clone the
+				 * method. */
+    void *clientData)		/* Some data associated with the particular
+				 * method to be created. */
+{
+    if (typePtr->version < TCL_OO_METHOD_VERSION_2) {
+	Tcl_Panic("%s: Wrong version in typePtr->version, should be TCL_OO_METHOD_VERSION_2", "Tcl_NewInstanceMethod2");
+    }
+    return TclNewInstanceMethod(NULL, object, nameObj, flags,
+	    (const Tcl_MethodType *)typePtr, clientData);
+}
 
 /*
  * ----------------------------------------------------------------------
@@ -199,7 +243,7 @@ Tcl_NewInstanceMethod(
  */
 
 Tcl_Method
-Tcl_NewMethod(
+TclNewMethod(
     TCL_UNUSED(Tcl_Interp *),
     Tcl_Class cls,		/* The class to attach the method to. */
     Tcl_Obj *nameObj,		/* The name of the object. May be NULL (e.g.,
@@ -255,6 +299,48 @@ Tcl_NewMethod(
 
     return (Tcl_Method) mPtr;
 }
+
+Tcl_Method
+Tcl_NewMethod(
+    TCL_UNUSED(Tcl_Interp *),
+    Tcl_Class cls,		/* The class to attach the method to. */
+    Tcl_Obj *nameObj,		/* The name of the object. May be NULL (e.g.,
+				 * for constructors or destructors); if so, up
+				 * to caller to manage storage. */
+    int flags,			/* Whether this is a public method. */
+    const Tcl_MethodType *typePtr,
+				/* The type of method this is, which defines
+				 * how to invoke, delete and clone the
+				 * method. */
+    void *clientData)		/* Some data associated with the particular
+				 * method to be created. */
+{
+    if (typePtr->version > TCL_OO_METHOD_VERSION_1) {
+	Tcl_Panic("%s: Wrong version in typePtr->version, should be TCL_OO_METHOD_VERSION_1", "Tcl_NewMethod");
+    }
+    return TclNewMethod(NULL, cls, nameObj, flags, typePtr, clientData);
+}
+
+Tcl_Method
+Tcl_NewMethod2(
+    TCL_UNUSED(Tcl_Interp *),
+    Tcl_Class cls,		/* The class to attach the method to. */
+    Tcl_Obj *nameObj,		/* The name of the object. May be NULL (e.g.,
+				 * for constructors or destructors); if so, up
+				 * to caller to manage storage. */
+    int flags,			/* Whether this is a public method. */
+    const Tcl_MethodType2 *typePtr,
+				/* The type of method this is, which defines
+				 * how to invoke, delete and clone the
+				 * method. */
+    void *clientData)		/* Some data associated with the particular
+				 * method to be created. */
+{
+    if (typePtr->version < TCL_OO_METHOD_VERSION_2) {
+	Tcl_Panic("%s: Wrong version in typePtr->version, should be TCL_OO_METHOD_VERSION_2", "Tcl_NewMethod2");
+    }
+    return TclNewMethod(NULL, cls, nameObj, flags, (const Tcl_MethodType *)typePtr, clientData);
+}
 
 /*
  * ----------------------------------------------------------------------
@@ -304,7 +390,7 @@ TclOONewBasicMethod(
     Tcl_Obj *namePtr = Tcl_NewStringObj(dcm->name, -1);
 
     Tcl_IncrRefCount(namePtr);
-    Tcl_NewMethod(interp, (Tcl_Class) clsPtr, namePtr,
+    TclNewMethod(interp, (Tcl_Class) clsPtr, namePtr,
 	    (dcm->isPublic ? PUBLIC_METHOD : 0), &dcm->definition, NULL);
     Tcl_DecrRefCount(namePtr);
 }
@@ -529,7 +615,7 @@ TclOOMakeProcInstanceMethod(
 	}
     }
 
-    return Tcl_NewInstanceMethod(interp, (Tcl_Object) oPtr, nameObj, flags,
+    return TclNewInstanceMethod(interp, (Tcl_Object) oPtr, nameObj, flags,
 	    typePtr, clientData);
 }
 
@@ -642,7 +728,7 @@ TclOOMakeProcMethod(
 	}
     }
 
-    return Tcl_NewMethod(interp, (Tcl_Class) clsPtr, nameObj, flags, typePtr,
+    return TclNewMethod(interp, (Tcl_Class) clsPtr, nameObj, flags, typePtr,
 	    clientData);
 }
 
@@ -1402,7 +1488,7 @@ TclOONewForwardInstanceMethod(
     fmPtr = (ForwardMethod *)ckalloc(sizeof(ForwardMethod));
     fmPtr->prefixObj = prefixObj;
     Tcl_IncrRefCount(prefixObj);
-    return (Method *) Tcl_NewInstanceMethod(interp, (Tcl_Object) oPtr,
+    return (Method *) TclNewInstanceMethod(interp, (Tcl_Object) oPtr,
 	    nameObj, flags, &fwdMethodType, fmPtr);
 }
 
@@ -1441,7 +1527,7 @@ TclOONewForwardMethod(
     fmPtr = (ForwardMethod *)ckalloc(sizeof(ForwardMethod));
     fmPtr->prefixObj = prefixObj;
     Tcl_IncrRefCount(prefixObj);
-    return (Method *) Tcl_NewMethod(interp, (Tcl_Class) clsPtr, nameObj,
+    return (Method *) TclNewMethod(interp, (Tcl_Class) clsPtr, nameObj,
 	    flags, &fwdMethodType, fmPtr);
 }
 
@@ -1672,6 +1758,23 @@ Tcl_MethodName(
 }
 
 int
+TclMethodIsType(
+    Tcl_Method method,
+    const Tcl_MethodType *typePtr,
+    void **clientDataPtr)
+{
+    Method *mPtr = (Method *) method;
+
+    if (mPtr->typePtr == typePtr) {
+	if (clientDataPtr != NULL) {
+	    *clientDataPtr = mPtr->clientData;
+	}
+	return 1;
+    }
+    return 0;
+}
+
+int
 Tcl_MethodIsType(
     Tcl_Method method,
     const Tcl_MethodType *typePtr,
@@ -1679,6 +1782,9 @@ Tcl_MethodIsType(
 {
     Method *mPtr = (Method *) method;
 
+    if (typePtr->version > TCL_OO_METHOD_VERSION_1) {
+	Tcl_Panic("%s: Wrong version in typePtr->version, should be TCL_OO_METHOD_VERSION_1", "Tcl_MethodIsType");
+    }
     if (mPtr->typePtr == typePtr) {
 	if (clientDataPtr != NULL) {
 	    *clientDataPtr = mPtr->clientData;
@@ -1689,6 +1795,26 @@ Tcl_MethodIsType(
 }
 
 int
+Tcl_MethodIsType2(
+    Tcl_Method method,
+    const Tcl_MethodType2 *typePtr,
+    void **clientDataPtr)
+{
+    Method *mPtr = (Method *) method;
+
+    if (typePtr->version < TCL_OO_METHOD_VERSION_2) {
+	Tcl_Panic("%s: Wrong version in typePtr->version, should be TCL_OO_METHOD_VERSION_2", "Tcl_MethodIsType2");
+    }
+    if (mPtr->typePtr == (const Tcl_MethodType *)typePtr) {
+	if (clientDataPtr != NULL) {
+	    *clientDataPtr = mPtr->clientData;
+	}
+	return 1;
+    }
+    return 0;
+}
+
+int
 Tcl_MethodIsPublic(
     Tcl_Method method)
 {
diff --git a/generic/tclOOStubInit.c b/generic/tclOOStubInit.c
index b9034f0..7b653cb 100644
--- a/generic/tclOOStubInit.c
+++ b/generic/tclOOStubInit.c
@@ -76,6 +76,9 @@ const TclOOStubs tclOOStubs = {
     Tcl_MethodIsPrivate, /* 29 */
     Tcl_GetClassOfObject, /* 30 */
     Tcl_GetObjectClassName, /* 31 */
+    Tcl_MethodIsType2, /* 32 */
+    Tcl_NewInstanceMethod2, /* 33 */
+    Tcl_NewMethod2, /* 34 */
 };
 
 /* !END!: Do not edit above this line. */
diff --git a/generic/tclStubInit.c b/generic/tclStubInit.c
index 2b7952d..4941348 100644
--- a/generic/tclStubInit.c
+++ b/generic/tclStubInit.c
@@ -2034,6 +2034,12 @@ const TclStubs tclStubs = {
     TclUtfAtIndex, /* 671 */
     TclGetRange, /* 672 */
     TclGetUniChar, /* 673 */
+    0, /* 674 */
+    0, /* 675 */
+    Tcl_CreateObjCommand2, /* 676 */
+    Tcl_CreateObjTrace2, /* 677 */
+    Tcl_NRCreateCommand2, /* 678 */
+    Tcl_NRCallObjProc2, /* 679 */
 };
 
 /* !END!: Do not edit above this line. */
diff --git a/generic/tclTrace.c b/generic/tclTrace.c
index c8f10e3..0c243a6 100644
--- a/generic/tclTrace.c
+++ b/generic/tclTrace.c
@@ -1759,7 +1759,7 @@ TraceExecutionProc(
     const char *command,
     TCL_UNUSED(Tcl_Command),
     int objc,
-    struct Tcl_Obj *const objv[])
+    Tcl_Obj *const objv[])
 {
     int call = 0;
     Interp *iPtr = (Interp *) interp;
@@ -2121,6 +2121,54 @@ TraceVarProc(
  *----------------------------------------------------------------------
  */
 
+typedef struct {
+    Tcl_CmdObjTraceProc2 *proc;
+    Tcl_CmdObjTraceDeleteProc *delProc;
+    void *clientData;
+} TraceWrapperInfo;
+
+static int traceWrapperProc(
+    void *clientData,
+    Tcl_Interp *interp,
+	int level,
+    const char *command,
+    Tcl_Command commandInfo,
+    int objc,
+    Tcl_Obj *const objv[])
+{
+    TraceWrapperInfo *info = (TraceWrapperInfo *)clientData;
+    return info->proc(info->clientData, interp, level, command, commandInfo, objc, objv);
+}
+
+static void traceWrapperDelProc(void *clientData)
+{
+    TraceWrapperInfo *info = (TraceWrapperInfo *)clientData;
+    clientData = info->clientData;
+    if (info->delProc) {
+	info->delProc(clientData);
+    }
+    ckfree(info);
+}
+
+Tcl_Trace
+Tcl_CreateObjTrace2(
+    Tcl_Interp *interp,		/* Tcl interpreter */
+    int level,			/* Maximum nesting level */
+    int flags,			/* Flags, see above */
+    Tcl_CmdObjTraceProc2 *proc,	/* Trace callback */
+    void *clientData,	/* Client data for the callback */
+    Tcl_CmdObjTraceDeleteProc *delProc)
+				/* Function to call when trace is deleted */
+{
+    TraceWrapperInfo *info = (TraceWrapperInfo *)ckalloc(sizeof(TraceWrapperInfo));
+    info->proc = proc;
+    info->delProc = delProc;
+    info->clientData = clientData;
+    return Tcl_CreateObjTrace(interp, level, flags,
+	    (proc ? traceWrapperProc : NULL),
+	    info, traceWrapperDelProc);
+}
+
 Tcl_Trace
 Tcl_CreateObjTrace(
     Tcl_Interp *interp,		/* Tcl interpreter */
diff --git a/library/tzdata/America/Punta_Arenas b/library/tzdata/America/Punta_Arenas
index 959a0c1..8b06e6a 100644
--- a/library/tzdata/America/Punta_Arenas
+++ b/library/tzdata/America/Punta_Arenas
@@ -21,6 +21,7 @@ set TZData(:America/Punta_Arenas) {
     {-1178132400 -14400 0 -04}
     {-870552000 -18000 0 -05}
     {-865278000 -14400 0 -04}
+    {-736632000 -14400 1 -04}
     {-718056000 -18000 0 -05}
     {-713649600 -14400 0 -04}
     {-36619200 -10800 1 -04}
diff --git a/library/tzdata/America/Santiago b/library/tzdata/America/Santiago
index 801d3f2..13b8b99 100644
--- a/library/tzdata/America/Santiago
+++ b/library/tzdata/America/Santiago
@@ -22,7 +22,7 @@ set TZData(:America/Santiago) {
     {-870552000 -18000 0 -05}
     {-865278000 -14400 0 -04}
     {-740520000 -10800 1 -03}
-    {-736376400 -14400 0 -04}
+    {-736635600 -14400 1 -04}
     {-718056000 -18000 0 -05}
     {-713649600 -14400 0 -04}
     {-36619200 -10800 1 -04}
@@ -131,7 +131,7 @@ set TZData(:America/Santiago) {
     {1617505200 -14400 0 -04}
     {1630814400 -10800 1 -04}
     {1648954800 -14400 0 -04}
-    {1662264000 -10800 1 -04}
+    {1662868800 -10800 1 -04}
     {1680404400 -14400 0 -04}
     {1693713600 -10800 1 -04}
     {1712458800 -14400 0 -04}
diff --git a/library/tzdata/Antarctica/Vostok b/library/tzdata/Antarctica/Vostok
index 7f345a2..1a19a5d 100644
--- a/library/tzdata/Antarctica/Vostok
+++ b/library/tzdata/Antarctica/Vostok
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Antarctica/Vostok) {
-    {-9223372036854775808 0 0 -00}
-    {-380073600 21600 0 +06}
+if {![info exists TZData(Asia/Urumqi)]} {
+    LoadTimeZoneFile Asia/Urumqi
 }
+set TZData(:Antarctica/Vostok) $TZData(:Asia/Urumqi)
diff --git a/library/tzdata/Arctic/Longyearbyen b/library/tzdata/Arctic/Longyearbyen
index 51f83dc..4b52387 100644
--- a/library/tzdata/Arctic/Longyearbyen
+++ b/library/tzdata/Arctic/Longyearbyen
@@ -1,5 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(Europe/Oslo)]} {
-    LoadTimeZoneFile Europe/Oslo
+if {![info exists TZData(Europe/Berlin)]} {
+    LoadTimeZoneFile Europe/Berlin
 }
-set TZData(:Arctic/Longyearbyen) $TZData(:Europe/Oslo)
+set TZData(:Arctic/Longyearbyen) $TZData(:Europe/Berlin)
diff --git a/library/tzdata/Asia/Brunei b/library/tzdata/Asia/Brunei
index e8cc8c3..ec1a78d 100644
--- a/library/tzdata/Asia/Brunei
+++ b/library/tzdata/Asia/Brunei
@@ -1,7 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Asia/Brunei) {
-    {-9223372036854775808 27580 0 LMT}
-    {-1383464380 27000 0 +0730}
-    {-1167636600 28800 0 +08}
+if {![info exists TZData(Asia/Kuching)]} {
+    LoadTimeZoneFile Asia/Kuching
 }
+set TZData(:Asia/Brunei) $TZData(:Asia/Kuching)
diff --git a/library/tzdata/Asia/Ho_Chi_Minh b/library/tzdata/Asia/Ho_Chi_Minh
index b4e749b..4689516 100644
--- a/library/tzdata/Asia/Ho_Chi_Minh
+++ b/library/tzdata/Asia/Ho_Chi_Minh
@@ -1,8 +1,8 @@
 # created by tools/tclZIC.tcl - do not edit
 
 set TZData(:Asia/Ho_Chi_Minh) {
-    {-9223372036854775808 25600 0 LMT}
-    {-2004073600 25590 0 PLMT}
+    {-9223372036854775808 25590 0 LMT}
+    {-2004073590 25590 0 PLMT}
     {-1851577590 25200 0 +07}
     {-852105600 28800 0 +08}
     {-782643600 32400 0 +09}
diff --git a/library/tzdata/Asia/Kuala_Lumpur b/library/tzdata/Asia/Kuala_Lumpur
index 84eae1d..177539a 100644
--- a/library/tzdata/Asia/Kuala_Lumpur
+++ b/library/tzdata/Asia/Kuala_Lumpur
@@ -1,13 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Asia/Kuala_Lumpur) {
-    {-9223372036854775808 24406 0 LMT}
-    {-2177477206 24925 0 SMT}
-    {-2038200925 25200 0 +07}
-    {-1167634800 26400 1 +0720}
-    {-1073028000 26400 0 +0720}
-    {-894180000 27000 0 +0730}
-    {-879665400 32400 0 +09}
-    {-767005200 27000 0 +0730}
-    {378664200 28800 0 +08}
+if {![info exists TZData(Asia/Singapore)]} {
+    LoadTimeZoneFile Asia/Singapore
 }
+set TZData(:Asia/Kuala_Lumpur) $TZData(:Asia/Singapore)
diff --git a/library/tzdata/Asia/Tehran b/library/tzdata/Asia/Tehran
index 4515523..c453c48 100644
--- a/library/tzdata/Asia/Tehran
+++ b/library/tzdata/Asia/Tehran
@@ -3,12 +3,13 @@
 set TZData(:Asia/Tehran) {
     {-9223372036854775808 12344 0 LMT}
     {-1704165944 12344 0 TMT}
-    {-757394744 12600 0 +0330}
-    {247177800 14400 0 +04}
-    {259272000 18000 1 +04}
-    {277758000 14400 0 +04}
+    {-1090466744 12600 0 +0330}
+    {227820600 16200 1 +0330}
+    {246227400 14400 0 +04}
+    {259617600 18000 1 +04}
+    {271108800 14400 0 +04}
     {283982400 12600 0 +0330}
-    {290809800 16200 1 +0330}
+    {296598600 16200 1 +0330}
     {306531000 12600 0 +0330}
     {322432200 16200 1 +0330}
     {338499000 12600 0 +0330}
@@ -72,158 +73,4 @@ set TZData(:Asia/Tehran) {
     {1632252600 12600 0 +0330}
     {1647894600 16200 1 +0330}
     {1663788600 12600 0 +0330}
-    {1679430600 16200 1 +0330}
-    {1695324600 12600 0 +0330}
-    {1710966600 16200 1 +0330}
-    {1726860600 12600 0 +0330}
-    {1742589000 16200 1 +0330}
-    {1758483000 12600 0 +0330}
-    {1774125000 16200 1 +0330}
-    {1790019000 12600 0 +0330}
-    {1805661000 16200 1 +0330}
-    {1821555000 12600 0 +0330}
-    {1837197000 16200 1 +0330}
-    {1853091000 12600 0 +0330}
-    {1868733000 16200 1 +0330}
-    {1884627000 12600 0 +0330}
-    {1900355400 16200 1 +0330}
-    {1916249400 12600 0 +0330}
-    {1931891400 16200 1 +0330}
-    {1947785400 12600 0 +0330}
-    {1963427400 16200 1 +0330}
-    {1979321400 12600 0 +0330}
-    {1994963400 16200 1 +0330}
-    {2010857400 12600 0 +0330}
-    {2026585800 16200 1 +0330}
-    {2042479800 12600 0 +0330}
-    {2058121800 16200 1 +0330}
-    {2074015800 12600 0 +0330}
-    {2089657800 16200 1 +0330}
-    {2105551800 12600 0 +0330}
-    {2121193800 16200 1 +0330}
-    {2137087800 12600 0 +0330}
-    {2152816200 16200 1 +0330}
-    {2168710200 12600 0 +0330}
-    {2184352200 16200 1 +0330}
-    {2200246200 12600 0 +0330}
-    {2215888200 16200 1 +0330}
-    {2231782200 12600 0 +0330}
-    {2247424200 16200 1 +0330}
-    {2263318200 12600 0 +0330}
-    {2279046600 16200 1 +0330}
-    {2294940600 12600 0 +0330}
-    {2310582600 16200 1 +0330}
-    {2326476600 12600 0 +0330}
-    {2342118600 16200 1 +0330}
-    {2358012600 12600 0 +0330}
-    {2373654600 16200 1 +0330}
-    {2389548600 12600 0 +0330}
-    {2405277000 16200 1 +0330}
-    {2421171000 12600 0 +0330}
-    {2436813000 16200 1 +0330}
-    {2452707000 12600 0 +0330}
-    {2468349000 16200 1 +0330}
-    {2484243000 12600 0 +0330}
-    {2499885000 16200 1 +0330}
-    {2515779000 12600 0 +0330}
-    {2531507400 16200 1 +0330}
-    {2547401400 12600 0 +0330}
-    {2563043400 16200 1 +0330}
-    {2578937400 12600 0 +0330}
-    {2594579400 16200 1 +0330}
-    {2610473400 12600 0 +0330}
-    {2626115400 16200 1 +0330}
-    {2642009400 12600 0 +0330}
-    {2657737800 16200 1 +0330}
-    {2673631800 12600 0 +0330}
-    {2689273800 16200 1 +0330}
-    {2705167800 12600 0 +0330}
-    {2720809800 16200 1 +0330}
-    {2736703800 12600 0 +0330}
-    {2752345800 16200 1 +0330}
-    {2768239800 12600 0 +0330}
-    {2783968200 16200 1 +0330}
-    {2799862200 12600 0 +0330}
-    {2815504200 16200 1 +0330}
-    {2831398200 12600 0 +0330}
-    {2847040200 16200 1 +0330}
-    {2862934200 12600 0 +0330}
-    {2878576200 16200 1 +0330}
-    {2894470200 12600 0 +0330}
-    {2910112200 16200 1 +0330}
-    {2926006200 12600 0 +0330}
-    {2941734600 16200 1 +0330}
-    {2957628600 12600 0 +0330}
-    {2973270600 16200 1 +0330}
-    {2989164600 12600 0 +0330}
-    {3004806600 16200 1 +0330}
-    {3020700600 12600 0 +0330}
-    {3036342600 16200 1 +0330}
-    {3052236600 12600 0 +0330}
-    {3067965000 16200 1 +0330}
-    {3083859000 12600 0 +0330}
-    {3099501000 16200 1 +0330}
-    {3115395000 12600 0 +0330}
-    {3131037000 16200 1 +0330}
-    {3146931000 12600 0 +0330}
-    {3162573000 16200 1 +0330}
-    {3178467000 12600 0 +0330}
-    {3194195400 16200 1 +0330}
-    {3210089400 12600 0 +0330}
-    {3225731400 16200 1 +0330}
-    {3241625400 12600 0 +0330}
-    {3257267400 16200 1 +0330}
-    {3273161400 12600 0 +0330}
-    {3288803400 16200 1 +0330}
-    {3304697400 12600 0 +0330}
-    {3320425800 16200 1 +0330}
-    {3336319800 12600 0 +0330}
-    {3351961800 16200 1 +0330}
-    {3367855800 12600 0 +0330}
-    {3383497800 16200 1 +0330}
-    {3399391800 12600 0 +0330}
-    {3415033800 16200 1 +0330}
-    {3430927800 12600 0 +0330}
-    {3446656200 16200 1 +0330}
-    {3462550200 12600 0 +0330}
-    {3478192200 16200 1 +0330}
-    {3494086200 12600 0 +0330}
-    {3509728200 16200 1 +0330}
-    {3525622200 12600 0 +0330}
-    {3541264200 16200 1 +0330}
-    {3557158200 12600 0 +0330}
-    {3572886600 16200 1 +0330}
-    {3588780600 12600 0 +0330}
-    {3604422600 16200 1 +0330}
-    {3620316600 12600 0 +0330}
-    {3635958600 16200 1 +0330}
-    {3651852600 12600 0 +0330}
-    {3667494600 16200 1 +0330}
-    {3683388600 12600 0 +0330}
-    {3699117000 16200 1 +0330}
-    {3715011000 12600 0 +0330}
-    {3730653000 16200 1 +0330}
-    {3746547000 12600 0 +0330}
-    {3762189000 16200 1 +0330}
-    {3778083000 12600 0 +0330}
-    {3793725000 16200 1 +0330}
-    {3809619000 12600 0 +0330}
-    {3825261000 16200 1 +0330}
-    {3841155000 12600 0 +0330}
-    {3856883400 16200 1 +0330}
-    {3872777400 12600 0 +0330}
-    {3888419400 16200 1 +0330}
-    {3904313400 12600 0 +0330}
-    {3919955400 16200 1 +0330}
-    {3935849400 12600 0 +0330}
-    {3951491400 16200 1 +0330}
-    {3967385400 12600 0 +0330}
-    {3983113800 16200 1 +0330}
-    {3999007800 12600 0 +0330}
-    {4014649800 16200 1 +0330}
-    {4030543800 12600 0 +0330}
-    {4046185800 16200 1 +0330}
-    {4062079800 12600 0 +0330}
-    {4077721800 16200 1 +0330}
-    {4093615800 12600 0 +0330}
 }
diff --git a/library/tzdata/Atlantic/Jan_Mayen b/library/tzdata/Atlantic/Jan_Mayen
index e592187..468d819 100644
--- a/library/tzdata/Atlantic/Jan_Mayen
+++ b/library/tzdata/Atlantic/Jan_Mayen
@@ -1,5 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(Europe/Oslo)]} {
-    LoadTimeZoneFile Europe/Oslo
+if {![info exists TZData(Europe/Berlin)]} {
+    LoadTimeZoneFile Europe/Berlin
 }
-set TZData(:Atlantic/Jan_Mayen) $TZData(:Europe/Oslo)
+set TZData(:Atlantic/Jan_Mayen) $TZData(:Europe/Berlin)
diff --git a/library/tzdata/Atlantic/Reykjavik b/library/tzdata/Atlantic/Reykjavik
index 6270572..3c4a133 100644
--- a/library/tzdata/Atlantic/Reykjavik
+++ b/library/tzdata/Atlantic/Reykjavik
@@ -1,73 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Atlantic/Reykjavik) {
-    {-9223372036854775808 -5280 0 LMT}
-    {-1956609120 -3600 0 -01}
-    {-1668211200 0 1 -01}
-    {-1647212400 -3600 0 -01}
-    {-1636675200 0 1 -01}
-    {-1613430000 -3600 0 -01}
-    {-1605139200 0 1 -01}
-    {-1581894000 -3600 0 -01}
-    {-1539561600 0 1 -01}
-    {-1531350000 -3600 0 -01}
-    {-968025600 0 1 -01}
-    {-952293600 -3600 0 -01}
-    {-942008400 0 1 -01}
-    {-920239200 -3600 0 -01}
-    {-909957600 0 1 -01}
-    {-888789600 -3600 0 -01}
-    {-877903200 0 1 -01}
-    {-857944800 -3600 0 -01}
-    {-846453600 0 1 -01}
-    {-826495200 -3600 0 -01}
-    {-815004000 0 1 -01}
-    {-795045600 -3600 0 -01}
-    {-783554400 0 1 -01}
-    {-762991200 -3600 0 -01}
-    {-752104800 0 1 -01}
-    {-731541600 -3600 0 -01}
-    {-717631200 0 1 -01}
-    {-700092000 -3600 0 -01}
-    {-686181600 0 1 -01}
-    {-668642400 -3600 0 -01}
-    {-654732000 0 1 -01}
-    {-636588000 -3600 0 -01}
-    {-623282400 0 1 -01}
-    {-605743200 -3600 0 -01}
-    {-591832800 0 1 -01}
-    {-573688800 -3600 0 -01}
-    {-559778400 0 1 -01}
-    {-542239200 -3600 0 -01}
-    {-528328800 0 1 -01}
-    {-510789600 -3600 0 -01}
-    {-496879200 0 1 -01}
-    {-479340000 -3600 0 -01}
-    {-465429600 0 1 -01}
-    {-447890400 -3600 0 -01}
-    {-433980000 0 1 -01}
-    {-415836000 -3600 0 -01}
-    {-401925600 0 1 -01}
-    {-384386400 -3600 0 -01}
-    {-370476000 0 1 -01}
-    {-352936800 -3600 0 -01}
-    {-339026400 0 1 -01}
-    {-321487200 -3600 0 -01}
-    {-307576800 0 1 -01}
-    {-290037600 -3600 0 -01}
-    {-276127200 0 1 -01}
-    {-258588000 -3600 0 -01}
-    {-244677600 0 1 -01}
-    {-226533600 -3600 0 -01}
-    {-212623200 0 1 -01}
-    {-195084000 -3600 0 -01}
-    {-181173600 0 1 -01}
-    {-163634400 -3600 0 -01}
-    {-149724000 0 1 -01}
-    {-132184800 -3600 0 -01}
-    {-118274400 0 1 -01}
-    {-100735200 -3600 0 -01}
-    {-86824800 0 1 -01}
-    {-68680800 -3600 0 -01}
-    {-54770400 0 0 GMT}
+if {![info exists TZData(Africa/Abidjan)]} {
+    LoadTimeZoneFile Africa/Abidjan
 }
+set TZData(:Atlantic/Reykjavik) $TZData(:Africa/Abidjan)
diff --git a/library/tzdata/Canada/East-Saskatchewan b/library/tzdata/Canada/East-Saskatchewan
deleted file mode 100644
index f7e500c..0000000
--- a/library/tzdata/Canada/East-Saskatchewan
+++ /dev/null
@@ -1,5 +0,0 @@
-# created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(America/Regina)]} {
-    LoadTimeZoneFile America/Regina
-}
-set TZData(:Canada/East-Saskatchewan) $TZData(:America/Regina)
diff --git a/library/tzdata/Europe/Amsterdam b/library/tzdata/Europe/Amsterdam
index b683c99..7fbe3aa 100644
--- a/library/tzdata/Europe/Amsterdam
+++ b/library/tzdata/Europe/Amsterdam
@@ -1,310 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Europe/Amsterdam) {
-    {-9223372036854775808 1172 0 LMT}
-    {-4260212372 1172 0 AMT}
-    {-1693700372 4772 1 NST}
-    {-1680484772 1172 0 AMT}
-    {-1663453172 4772 1 NST}
-    {-1650147572 1172 0 AMT}
-    {-1633213172 4772 1 NST}
-    {-1617488372 1172 0 AMT}
-    {-1601158772 4772 1 NST}
-    {-1586038772 1172 0 AMT}
-    {-1569709172 4772 1 NST}
-    {-1554589172 1172 0 AMT}
-    {-1538259572 4772 1 NST}
-    {-1523139572 1172 0 AMT}
-    {-1507501172 4772 1 NST}
-    {-1490566772 1172 0 AMT}
-    {-1470176372 4772 1 NST}
-    {-1459117172 1172 0 AMT}
-    {-1443997172 4772 1 NST}
-    {-1427667572 1172 0 AMT}
-    {-1406672372 4772 1 NST}
-    {-1396217972 1172 0 AMT}
-    {-1376950772 4772 1 NST}
-    {-1364768372 1172 0 AMT}
-    {-1345414772 4772 1 NST}
-    {-1333318772 1172 0 AMT}
-    {-1313792372 4772 1 NST}
-    {-1301264372 1172 0 AMT}
-    {-1282256372 4772 1 NST}
-    {-1269814772 1172 0 AMT}
-    {-1250720372 4772 1 NST}
-    {-1238365172 1172 0 AMT}
-    {-1219184372 4772 1 NST}
-    {-1206915572 1172 0 AMT}
-    {-1186957172 4772 1 NST}
-    {-1175465972 1172 0 AMT}
-    {-1156025972 4772 1 NST}
-    {-1143411572 1172 0 AMT}
-    {-1124489972 4772 1 NST}
-    {-1111961972 1172 0 AMT}
-    {-1092953972 4772 1 NST}
-    {-1080512372 1172 0 AMT}
-    {-1061331572 4772 1 NST}
-    {-1049062772 1172 0 AMT}
-    {-1029190772 4772 1 NST}
-    {-1025741972 4800 0 +0120}
-    {-1017613200 1200 0 +0020}
-    {-998259600 4800 1 +0120}
-    {-986163600 1200 0 +0020}
-    {-966723600 4800 1 +0120}
-    {-954109200 1200 0 +0020}
-    {-935022000 7200 0 CEST}
-    {-857257200 3600 0 CET}
-    {-844556400 7200 1 CEST}
-    {-828226800 3600 0 CET}
-    {-812502000 7200 1 CEST}
-    {-796777200 3600 0 CET}
-    {-781052400 7200 0 CEST}
-    {-766623600 3600 0 CET}
-    {220921200 3600 0 CET}
-    {228877200 7200 1 CEST}
-    {243997200 3600 0 CET}
-    {260326800 7200 1 CEST}
-    {276051600 3600 0 CET}
-    {291776400 7200 1 CEST}
-    {307501200 3600 0 CET}
-    {323830800 7200 1 CEST}
-    {338950800 3600 0 CET}
-    {354675600 7200 1 CEST}
-    {370400400 3600 0 CET}
-    {386125200 7200 1 CEST}
-    {401850000 3600 0 CET}
-    {417574800 7200 1 CEST}
-    {433299600 3600 0 CET}
-    {449024400 7200 1 CEST}
-    {465354000 3600 0 CET}
-    {481078800 7200 1 CEST}
-    {496803600 3600 0 CET}
-    {512528400 7200 1 CEST}
-    {528253200 3600 0 CET}
-    {543978000 7200 1 CEST}
-    {559702800 3600 0 CET}
-    {575427600 7200 1 CEST}
-    {591152400 3600 0 CET}
-    {606877200 7200 1 CEST}
-    {622602000 3600 0 CET}
-    {638326800 7200 1 CEST}
-    {654656400 3600 0 CET}
-    {670381200 7200 1 CEST}
-    {686106000 3600 0 CET}
-    {701830800 7200 1 CEST}
-    {717555600 3600 0 CET}
-    {733280400 7200 1 CEST}
-    {749005200 3600 0 CET}
-    {764730000 7200 1 CEST}
-    {780454800 3600 0 CET}
-    {796179600 7200 1 CEST}
-    {811904400 3600 0 CET}
-    {828234000 7200 1 CEST}
-    {846378000 3600 0 CET}
-    {859683600 7200 1 CEST}
-    {877827600 3600 0 CET}
-    {891133200 7200 1 CEST}
-    {909277200 3600 0 CET}
-    {922582800 7200 1 CEST}
-    {941331600 3600 0 CET}
-    {954032400 7200 1 CEST}
-    {972781200 3600 0 CET}
-    {985482000 7200 1 CEST}
-    {1004230800 3600 0 CET}
-    {1017536400 7200 1 CEST}
-    {1035680400 3600 0 CET}
-    {1048986000 7200 1 CEST}
-    {1067130000 3600 0 CET}
-    {1080435600 7200 1 CEST}
-    {1099184400 3600 0 CET}
-    {1111885200 7200 1 CEST}
-    {1130634000 3600 0 CET}
-    {1143334800 7200 1 CEST}
-    {1162083600 3600 0 CET}
-    {1174784400 7200 1 CEST}
-    {1193533200 3600 0 CET}
-    {1206838800 7200 1 CEST}
-    {1224982800 3600 0 CET}
-    {1238288400 7200 1 CEST}
-    {1256432400 3600 0 CET}
-    {1269738000 7200 1 CEST}
-    {1288486800 3600 0 CET}
-    {1301187600 7200 1 CEST}
-    {1319936400 3600 0 CET}
-    {1332637200 7200 1 CEST}
-    {1351386000 3600 0 CET}
-    {1364691600 7200 1 CEST}
-    {1382835600 3600 0 CET}
-    {1396141200 7200 1 CEST}
-    {1414285200 3600 0 CET}
-    {1427590800 7200 1 CEST}
-    {1445734800 3600 0 CET}
-    {1459040400 7200 1 CEST}
-    {1477789200 3600 0 CET}
-    {1490490000 7200 1 CEST}
-    {1509238800 3600 0 CET}
-    {1521939600 7200 1 CEST}
-    {1540688400 3600 0 CET}
-    {1553994000 7200 1 CEST}
-    {1572138000 3600 0 CET}
-    {1585443600 7200 1 CEST}
-    {1603587600 3600 0 CET}
-    {1616893200 7200 1 CEST}
-    {1635642000 3600 0 CET}
-    {1648342800 7200 1 CEST}
-    {1667091600 3600 0 CET}
-    {1679792400 7200 1 CEST}
-    {1698541200 3600 0 CET}
-    {1711846800 7200 1 CEST}
-    {1729990800 3600 0 CET}
-    {1743296400 7200 1 CEST}
-    {1761440400 3600 0 CET}
-    {1774746000 7200 1 CEST}
-    {1792890000 3600 0 CET}
-    {1806195600 7200 1 CEST}
-    {1824944400 3600 0 CET}
-    {1837645200 7200 1 CEST}
-    {1856394000 3600 0 CET}
-    {1869094800 7200 1 CEST}
-    {1887843600 3600 0 CET}
-    {1901149200 7200 1 CEST}
-    {1919293200 3600 0 CET}
-    {1932598800 7200 1 CEST}
-    {1950742800 3600 0 CET}
-    {1964048400 7200 1 CEST}
-    {1982797200 3600 0 CET}
-    {1995498000 7200 1 CEST}
-    {2014246800 3600 0 CET}
-    {2026947600 7200 1 CEST}
-    {2045696400 3600 0 CET}
-    {2058397200 7200 1 CEST}
-    {2077146000 3600 0 CET}
-    {2090451600 7200 1 CEST}
-    {2108595600 3600 0 CET}
-    {2121901200 7200 1 CEST}
-    {2140045200 3600 0 CET}
-    {2153350800 7200 1 CEST}
-    {2172099600 3600 0 CET}
-    {2184800400 7200 1 CEST}
-    {2203549200 3600 0 CET}
-    {2216250000 7200 1 CEST}
-    {2234998800 3600 0 CET}
-    {2248304400 7200 1 CEST}
-    {2266448400 3600 0 CET}
-    {2279754000 7200 1 CEST}
-    {2297898000 3600 0 CET}
-    {2311203600 7200 1 CEST}
-    {2329347600 3600 0 CET}
-    {2342653200 7200 1 CEST}
-    {2361402000 3600 0 CET}
-    {2374102800 7200 1 CEST}
-    {2392851600 3600 0 CET}
-    {2405552400 7200 1 CEST}
-    {2424301200 3600 0 CET}
-    {2437606800 7200 1 CEST}
-    {2455750800 3600 0 CET}
-    {2469056400 7200 1 CEST}
-    {2487200400 3600 0 CET}
-    {2500506000 7200 1 CEST}
-    {2519254800 3600 0 CET}
-    {2531955600 7200 1 CEST}
-    {2550704400 3600 0 CET}
-    {2563405200 7200 1 CEST}
-    {2582154000 3600 0 CET}
-    {2595459600 7200 1 CEST}
-    {2613603600 3600 0 CET}
-    {2626909200 7200 1 CEST}
-    {2645053200 3600 0 CET}
-    {2658358800 7200 1 CEST}
-    {2676502800 3600 0 CET}
-    {2689808400 7200 1 CEST}
-    {2708557200 3600 0 CET}
-    {2721258000 7200 1 CEST}
-    {2740006800 3600 0 CET}
-    {2752707600 7200 1 CEST}
-    {2771456400 3600 0 CET}
-    {2784762000 7200 1 CEST}
-    {2802906000 3600 0 CET}
-    {2816211600 7200 1 CEST}
-    {2834355600 3600 0 CET}
-    {2847661200 7200 1 CEST}
-    {2866410000 3600 0 CET}
-    {2879110800 7200 1 CEST}
-    {2897859600 3600 0 CET}
-    {2910560400 7200 1 CEST}
-    {2929309200 3600 0 CET}
-    {2942010000 7200 1 CEST}
-    {2960758800 3600 0 CET}
-    {2974064400 7200 1 CEST}
-    {2992208400 3600 0 CET}
-    {3005514000 7200 1 CEST}
-    {3023658000 3600 0 CET}
-    {3036963600 7200 1 CEST}
-    {3055712400 3600 0 CET}
-    {3068413200 7200 1 CEST}
-    {3087162000 3600 0 CET}
-    {3099862800 7200 1 CEST}
-    {3118611600 3600 0 CET}
-    {3131917200 7200 1 CEST}
-    {3150061200 3600 0 CET}
-    {3163366800 7200 1 CEST}
-    {3181510800 3600 0 CET}
-    {3194816400 7200 1 CEST}
-    {3212960400 3600 0 CET}
-    {3226266000 7200 1 CEST}
-    {3245014800 3600 0 CET}
-    {3257715600 7200 1 CEST}
-    {3276464400 3600 0 CET}
-    {3289165200 7200 1 CEST}
-    {3307914000 3600 0 CET}
-    {3321219600 7200 1 CEST}
-    {3339363600 3600 0 CET}
-    {3352669200 7200 1 CEST}
-    {3370813200 3600 0 CET}
-    {3384118800 7200 1 CEST}
-    {3402867600 3600 0 CET}
-    {3415568400 7200 1 CEST}
-    {3434317200 3600 0 CET}
-    {3447018000 7200 1 CEST}
-    {3465766800 3600 0 CET}
-    {3479072400 7200 1 CEST}
-    {3497216400 3600 0 CET}
-    {3510522000 7200 1 CEST}
-    {3528666000 3600 0 CET}
-    {3541971600 7200 1 CEST}
-    {3560115600 3600 0 CET}
-    {3573421200 7200 1 CEST}
-    {3592170000 3600 0 CET}
-    {3604870800 7200 1 CEST}
-    {3623619600 3600 0 CET}
-    {3636320400 7200 1 CEST}
-    {3655069200 3600 0 CET}
-    {3668374800 7200 1 CEST}
-    {3686518800 3600 0 CET}
-    {3699824400 7200 1 CEST}
-    {3717968400 3600 0 CET}
-    {3731274000 7200 1 CEST}
-    {3750022800 3600 0 CET}
-    {3762723600 7200 1 CEST}
-    {3781472400 3600 0 CET}
-    {3794173200 7200 1 CEST}
-    {3812922000 3600 0 CET}
-    {3825622800 7200 1 CEST}
-    {3844371600 3600 0 CET}
-    {3857677200 7200 1 CEST}
-    {3875821200 3600 0 CET}
-    {3889126800 7200 1 CEST}
-    {3907270800 3600 0 CET}
-    {3920576400 7200 1 CEST}
-    {3939325200 3600 0 CET}
-    {3952026000 7200 1 CEST}
-    {3970774800 3600 0 CET}
-    {3983475600 7200 1 CEST}
-    {4002224400 3600 0 CET}
-    {4015530000 7200 1 CEST}
-    {4033674000 3600 0 CET}
-    {4046979600 7200 1 CEST}
-    {4065123600 3600 0 CET}
-    {4078429200 7200 1 CEST}
-    {4096573200 3600 0 CET}
+if {![info exists TZData(Europe/Brussels)]} {
+    LoadTimeZoneFile Europe/Brussels
 }
+set TZData(:Europe/Amsterdam) $TZData(:Europe/Brussels)
diff --git a/library/tzdata/Europe/Copenhagen b/library/tzdata/Europe/Copenhagen
index c747e58..1b144d1 100644
--- a/library/tzdata/Europe/Copenhagen
+++ b/library/tzdata/Europe/Copenhagen
@@ -1,264 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Europe/Copenhagen) {
-    {-9223372036854775808 3020 0 LMT}
-    {-2524524620 3020 0 CMT}
-    {-2398294220 3600 0 CET}
-    {-1692496800 7200 1 CEST}
-    {-1680490800 3600 0 CET}
-    {-935110800 7200 1 CEST}
-    {-857257200 3600 0 CET}
-    {-844556400 7200 1 CEST}
-    {-828226800 3600 0 CET}
-    {-812502000 7200 1 CEST}
-    {-796777200 3600 0 CET}
-    {-781052400 7200 0 CEST}
-    {-769388400 3600 0 CET}
-    {-747010800 7200 1 CEST}
-    {-736383600 3600 0 CET}
-    {-715215600 7200 1 CEST}
-    {-706748400 3600 0 CET}
-    {-683161200 7200 1 CEST}
-    {-675298800 3600 0 CET}
-    {315529200 3600 0 CET}
-    {323830800 7200 1 CEST}
-    {338950800 3600 0 CET}
-    {354675600 7200 1 CEST}
-    {370400400 3600 0 CET}
-    {386125200 7200 1 CEST}
-    {401850000 3600 0 CET}
-    {417574800 7200 1 CEST}
-    {433299600 3600 0 CET}
-    {449024400 7200 1 CEST}
-    {465354000 3600 0 CET}
-    {481078800 7200 1 CEST}
-    {496803600 3600 0 CET}
-    {512528400 7200 1 CEST}
-    {528253200 3600 0 CET}
-    {543978000 7200 1 CEST}
-    {559702800 3600 0 CET}
-    {575427600 7200 1 CEST}
-    {591152400 3600 0 CET}
-    {606877200 7200 1 CEST}
-    {622602000 3600 0 CET}
-    {638326800 7200 1 CEST}
-    {654656400 3600 0 CET}
-    {670381200 7200 1 CEST}
-    {686106000 3600 0 CET}
-    {701830800 7200 1 CEST}
-    {717555600 3600 0 CET}
-    {733280400 7200 1 CEST}
-    {749005200 3600 0 CET}
-    {764730000 7200 1 CEST}
-    {780454800 3600 0 CET}
-    {796179600 7200 1 CEST}
-    {811904400 3600 0 CET}
-    {828234000 7200 1 CEST}
-    {846378000 3600 0 CET}
-    {859683600 7200 1 CEST}
-    {877827600 3600 0 CET}
-    {891133200 7200 1 CEST}
-    {909277200 3600 0 CET}
-    {922582800 7200 1 CEST}
-    {941331600 3600 0 CET}
-    {954032400 7200 1 CEST}
-    {972781200 3600 0 CET}
-    {985482000 7200 1 CEST}
-    {1004230800 3600 0 CET}
-    {1017536400 7200 1 CEST}
-    {1035680400 3600 0 CET}
-    {1048986000 7200 1 CEST}
-    {1067130000 3600 0 CET}
-    {1080435600 7200 1 CEST}
-    {1099184400 3600 0 CET}
-    {1111885200 7200 1 CEST}
-    {1130634000 3600 0 CET}
-    {1143334800 7200 1 CEST}
-    {1162083600 3600 0 CET}
-    {1174784400 7200 1 CEST}
-    {1193533200 3600 0 CET}
-    {1206838800 7200 1 CEST}
-    {1224982800 3600 0 CET}
-    {1238288400 7200 1 CEST}
-    {1256432400 3600 0 CET}
-    {1269738000 7200 1 CEST}
-    {1288486800 3600 0 CET}
-    {1301187600 7200 1 CEST}
-    {1319936400 3600 0 CET}
-    {1332637200 7200 1 CEST}
-    {1351386000 3600 0 CET}
-    {1364691600 7200 1 CEST}
-    {1382835600 3600 0 CET}
-    {1396141200 7200 1 CEST}
-    {1414285200 3600 0 CET}
-    {1427590800 7200 1 CEST}
-    {1445734800 3600 0 CET}
-    {1459040400 7200 1 CEST}
-    {1477789200 3600 0 CET}
-    {1490490000 7200 1 CEST}
-    {1509238800 3600 0 CET}
-    {1521939600 7200 1 CEST}
-    {1540688400 3600 0 CET}
-    {1553994000 7200 1 CEST}
-    {1572138000 3600 0 CET}
-    {1585443600 7200 1 CEST}
-    {1603587600 3600 0 CET}
-    {1616893200 7200 1 CEST}
-    {1635642000 3600 0 CET}
-    {1648342800 7200 1 CEST}
-    {1667091600 3600 0 CET}
-    {1679792400 7200 1 CEST}
-    {1698541200 3600 0 CET}
-    {1711846800 7200 1 CEST}
-    {1729990800 3600 0 CET}
-    {1743296400 7200 1 CEST}
-    {1761440400 3600 0 CET}
-    {1774746000 7200 1 CEST}
-    {1792890000 3600 0 CET}
-    {1806195600 7200 1 CEST}
-    {1824944400 3600 0 CET}
-    {1837645200 7200 1 CEST}
-    {1856394000 3600 0 CET}
-    {1869094800 7200 1 CEST}
-    {1887843600 3600 0 CET}
-    {1901149200 7200 1 CEST}
-    {1919293200 3600 0 CET}
-    {1932598800 7200 1 CEST}
-    {1950742800 3600 0 CET}
-    {1964048400 7200 1 CEST}
-    {1982797200 3600 0 CET}
-    {1995498000 7200 1 CEST}
-    {2014246800 3600 0 CET}
-    {2026947600 7200 1 CEST}
-    {2045696400 3600 0 CET}
-    {2058397200 7200 1 CEST}
-    {2077146000 3600 0 CET}
-    {2090451600 7200 1 CEST}
-    {2108595600 3600 0 CET}
-    {2121901200 7200 1 CEST}
-    {2140045200 3600 0 CET}
-    {2153350800 7200 1 CEST}
-    {2172099600 3600 0 CET}
-    {2184800400 7200 1 CEST}
-    {2203549200 3600 0 CET}
-    {2216250000 7200 1 CEST}
-    {2234998800 3600 0 CET}
-    {2248304400 7200 1 CEST}
-    {2266448400 3600 0 CET}
-    {2279754000 7200 1 CEST}
-    {2297898000 3600 0 CET}
-    {2311203600 7200 1 CEST}
-    {2329347600 3600 0 CET}
-    {2342653200 7200 1 CEST}
-    {2361402000 3600 0 CET}
-    {2374102800 7200 1 CEST}
-    {2392851600 3600 0 CET}
-    {2405552400 7200 1 CEST}
-    {2424301200 3600 0 CET}
-    {2437606800 7200 1 CEST}
-    {2455750800 3600 0 CET}
-    {2469056400 7200 1 CEST}
-    {2487200400 3600 0 CET}
-    {2500506000 7200 1 CEST}
-    {2519254800 3600 0 CET}
-    {2531955600 7200 1 CEST}
-    {2550704400 3600 0 CET}
-    {2563405200 7200 1 CEST}
-    {2582154000 3600 0 CET}
-    {2595459600 7200 1 CEST}
-    {2613603600 3600 0 CET}
-    {2626909200 7200 1 CEST}
-    {2645053200 3600 0 CET}
-    {2658358800 7200 1 CEST}
-    {2676502800 3600 0 CET}
-    {2689808400 7200 1 CEST}
-    {2708557200 3600 0 CET}
-    {2721258000 7200 1 CEST}
-    {2740006800 3600 0 CET}
-    {2752707600 7200 1 CEST}
-    {2771456400 3600 0 CET}
-    {2784762000 7200 1 CEST}
-    {2802906000 3600 0 CET}
-    {2816211600 7200 1 CEST}
-    {2834355600 3600 0 CET}
-    {2847661200 7200 1 CEST}
-    {2866410000 3600 0 CET}
-    {2879110800 7200 1 CEST}
-    {2897859600 3600 0 CET}
-    {2910560400 7200 1 CEST}
-    {2929309200 3600 0 CET}
-    {2942010000 7200 1 CEST}
-    {2960758800 3600 0 CET}
-    {2974064400 7200 1 CEST}
-    {2992208400 3600 0 CET}
-    {3005514000 7200 1 CEST}
-    {3023658000 3600 0 CET}
-    {3036963600 7200 1 CEST}
-    {3055712400 3600 0 CET}
-    {3068413200 7200 1 CEST}
-    {3087162000 3600 0 CET}
-    {3099862800 7200 1 CEST}
-    {3118611600 3600 0 CET}
-    {3131917200 7200 1 CEST}
-    {3150061200 3600 0 CET}
-    {3163366800 7200 1 CEST}
-    {3181510800 3600 0 CET}
-    {3194816400 7200 1 CEST}
-    {3212960400 3600 0 CET}
-    {3226266000 7200 1 CEST}
-    {3245014800 3600 0 CET}
-    {3257715600 7200 1 CEST}
-    {3276464400 3600 0 CET}
-    {3289165200 7200 1 CEST}
-    {3307914000 3600 0 CET}
-    {3321219600 7200 1 CEST}
-    {3339363600 3600 0 CET}
-    {3352669200 7200 1 CEST}
-    {3370813200 3600 0 CET}
-    {3384118800 7200 1 CEST}
-    {3402867600 3600 0 CET}
-    {3415568400 7200 1 CEST}
-    {3434317200 3600 0 CET}
-    {3447018000 7200 1 CEST}
-    {3465766800 3600 0 CET}
-    {3479072400 7200 1 CEST}
-    {3497216400 3600 0 CET}
-    {3510522000 7200 1 CEST}
-    {3528666000 3600 0 CET}
-    {3541971600 7200 1 CEST}
-    {3560115600 3600 0 CET}
-    {3573421200 7200 1 CEST}
-    {3592170000 3600 0 CET}
-    {3604870800 7200 1 CEST}
-    {3623619600 3600 0 CET}
-    {3636320400 7200 1 CEST}
-    {3655069200 3600 0 CET}
-    {3668374800 7200 1 CEST}
-    {3686518800 3600 0 CET}
-    {3699824400 7200 1 CEST}
-    {3717968400 3600 0 CET}
-    {3731274000 7200 1 CEST}
-    {3750022800 3600 0 CET}
-    {3762723600 7200 1 CEST}
-    {3781472400 3600 0 CET}
-    {3794173200 7200 1 CEST}
-    {3812922000 3600 0 CET}
-    {3825622800 7200 1 CEST}
-    {3844371600 3600 0 CET}
-    {3857677200 7200 1 CEST}
-    {3875821200 3600 0 CET}
-    {3889126800 7200 1 CEST}
-    {3907270800 3600 0 CET}
-    {3920576400 7200 1 CEST}
-    {3939325200 3600 0 CET}
-    {3952026000 7200 1 CEST}
-    {3970774800 3600 0 CET}
-    {3983475600 7200 1 CEST}
-    {4002224400 3600 0 CET}
-    {4015530000 7200 1 CEST}
-    {4033674000 3600 0 CET}
-    {4046979600 7200 1 CEST}
-    {4065123600 3600 0 CET}
-    {4078429200 7200 1 CEST}
-    {4096573200 3600 0 CET}
+if {![info exists TZData(Europe/Berlin)]} {
+    LoadTimeZoneFile Europe/Berlin
 }
+set TZData(:Europe/Copenhagen) $TZData(:Europe/Berlin)
diff --git a/library/tzdata/Europe/Dublin b/library/tzdata/Europe/Dublin
index 56afc93..eb0d182 100644
--- a/library/tzdata/Europe/Dublin
+++ b/library/tzdata/Europe/Dublin
@@ -1,8 +1,8 @@
 # created by tools/tclZIC.tcl - do not edit
 
 set TZData(:Europe/Dublin) {
-    {-9223372036854775808 -1500 0 LMT}
-    {-2821649700 -1521 0 DMT}
+    {-9223372036854775808 -1521 0 LMT}
+    {-2821649679 -1521 0 DMT}
     {-1691962479 2079 1 IST}
     {-1680471279 0 0 GMT}
     {-1664143200 3600 1 BST}
diff --git a/library/tzdata/Europe/Kiev b/library/tzdata/Europe/Kiev
index 8da7061..ac5e50a 100644
--- a/library/tzdata/Europe/Kiev
+++ b/library/tzdata/Europe/Kiev
@@ -1,251 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Europe/Kiev) {
-    {-9223372036854775808 7324 0 LMT}
-    {-2840148124 7324 0 KMT}
-    {-1441159324 7200 0 EET}
-    {-1247536800 10800 0 MSK}
-    {-892522800 3600 0 CET}
-    {-857257200 3600 0 CET}
-    {-844556400 7200 1 CEST}
-    {-828226800 3600 0 CET}
-    {-825382800 10800 0 MSD}
-    {354920400 14400 1 MSD}
-    {370728000 10800 0 MSK}
-    {386456400 14400 1 MSD}
-    {402264000 10800 0 MSK}
-    {417992400 14400 1 MSD}
-    {433800000 10800 0 MSK}
-    {449614800 14400 1 MSD}
-    {465346800 10800 0 MSK}
-    {481071600 14400 1 MSD}
-    {496796400 10800 0 MSK}
-    {512521200 14400 1 MSD}
-    {528246000 10800 0 MSK}
-    {543970800 14400 1 MSD}
-    {559695600 10800 0 MSK}
-    {575420400 14400 1 MSD}
-    {591145200 10800 0 MSK}
-    {606870000 14400 1 MSD}
-    {622594800 10800 0 MSK}
-    {638319600 14400 1 MSD}
-    {646786800 10800 1 EEST}
-    {686102400 7200 0 EET}
-    {701827200 10800 1 EEST}
-    {717552000 7200 0 EET}
-    {733276800 10800 1 EEST}
-    {749001600 7200 0 EET}
-    {764726400 10800 1 EEST}
-    {780451200 7200 0 EET}
-    {796176000 10800 1 EEST}
-    {811900800 7200 0 EET}
-    {828230400 10800 1 EEST}
-    {831938400 10800 0 EEST}
-    {846378000 7200 0 EET}
-    {859683600 10800 1 EEST}
-    {877827600 7200 0 EET}
-    {891133200 10800 1 EEST}
-    {909277200 7200 0 EET}
-    {922582800 10800 1 EEST}
-    {941331600 7200 0 EET}
-    {954032400 10800 1 EEST}
-    {972781200 7200 0 EET}
-    {985482000 10800 1 EEST}
-    {1004230800 7200 0 EET}
-    {1017536400 10800 1 EEST}
-    {1035680400 7200 0 EET}
-    {1048986000 10800 1 EEST}
-    {1067130000 7200 0 EET}
-    {1080435600 10800 1 EEST}
-    {1099184400 7200 0 EET}
-    {1111885200 10800 1 EEST}
-    {1130634000 7200 0 EET}
-    {1143334800 10800 1 EEST}
-    {1162083600 7200 0 EET}
-    {1174784400 10800 1 EEST}
-    {1193533200 7200 0 EET}
-    {1206838800 10800 1 EEST}
-    {1224982800 7200 0 EET}
-    {1238288400 10800 1 EEST}
-    {1256432400 7200 0 EET}
-    {1269738000 10800 1 EEST}
-    {1288486800 7200 0 EET}
-    {1301187600 10800 1 EEST}
-    {1319936400 7200 0 EET}
-    {1332637200 10800 1 EEST}
-    {1351386000 7200 0 EET}
-    {1364691600 10800 1 EEST}
-    {1382835600 7200 0 EET}
-    {1396141200 10800 1 EEST}
-    {1414285200 7200 0 EET}
-    {1427590800 10800 1 EEST}
-    {1445734800 7200 0 EET}
-    {1459040400 10800 1 EEST}
-    {1477789200 7200 0 EET}
-    {1490490000 10800 1 EEST}
-    {1509238800 7200 0 EET}
-    {1521939600 10800 1 EEST}
-    {1540688400 7200 0 EET}
-    {1553994000 10800 1 EEST}
-    {1572138000 7200 0 EET}
-    {1585443600 10800 1 EEST}
-    {1603587600 7200 0 EET}
-    {1616893200 10800 1 EEST}
-    {1635642000 7200 0 EET}
-    {1648342800 10800 1 EEST}
-    {1667091600 7200 0 EET}
-    {1679792400 10800 1 EEST}
-    {1698541200 7200 0 EET}
-    {1711846800 10800 1 EEST}
-    {1729990800 7200 0 EET}
-    {1743296400 10800 1 EEST}
-    {1761440400 7200 0 EET}
-    {1774746000 10800 1 EEST}
-    {1792890000 7200 0 EET}
-    {1806195600 10800 1 EEST}
-    {1824944400 7200 0 EET}
-    {1837645200 10800 1 EEST}
-    {1856394000 7200 0 EET}
-    {1869094800 10800 1 EEST}
-    {1887843600 7200 0 EET}
-    {1901149200 10800 1 EEST}
-    {1919293200 7200 0 EET}
-    {1932598800 10800 1 EEST}
-    {1950742800 7200 0 EET}
-    {1964048400 10800 1 EEST}
-    {1982797200 7200 0 EET}
-    {1995498000 10800 1 EEST}
-    {2014246800 7200 0 EET}
-    {2026947600 10800 1 EEST}
-    {2045696400 7200 0 EET}
-    {2058397200 10800 1 EEST}
-    {2077146000 7200 0 EET}
-    {2090451600 10800 1 EEST}
-    {2108595600 7200 0 EET}
-    {2121901200 10800 1 EEST}
-    {2140045200 7200 0 EET}
-    {2153350800 10800 1 EEST}
-    {2172099600 7200 0 EET}
-    {2184800400 10800 1 EEST}
-    {2203549200 7200 0 EET}
-    {2216250000 10800 1 EEST}
-    {2234998800 7200 0 EET}
-    {2248304400 10800 1 EEST}
-    {2266448400 7200 0 EET}
-    {2279754000 10800 1 EEST}
-    {2297898000 7200 0 EET}
-    {2311203600 10800 1 EEST}
-    {2329347600 7200 0 EET}
-    {2342653200 10800 1 EEST}
-    {2361402000 7200 0 EET}
-    {2374102800 10800 1 EEST}
-    {2392851600 7200 0 EET}
-    {2405552400 10800 1 EEST}
-    {2424301200 7200 0 EET}
-    {2437606800 10800 1 EEST}
-    {2455750800 7200 0 EET}
-    {2469056400 10800 1 EEST}
-    {2487200400 7200 0 EET}
-    {2500506000 10800 1 EEST}
-    {2519254800 7200 0 EET}
-    {2531955600 10800 1 EEST}
-    {2550704400 7200 0 EET}
-    {2563405200 10800 1 EEST}
-    {2582154000 7200 0 EET}
-    {2595459600 10800 1 EEST}
-    {2613603600 7200 0 EET}
-    {2626909200 10800 1 EEST}
-    {2645053200 7200 0 EET}
-    {2658358800 10800 1 EEST}
-    {2676502800 7200 0 EET}
-    {2689808400 10800 1 EEST}
-    {2708557200 7200 0 EET}
-    {2721258000 10800 1 EEST}
-    {2740006800 7200 0 EET}
-    {2752707600 10800 1 EEST}
-    {2771456400 7200 0 EET}
-    {2784762000 10800 1 EEST}
-    {2802906000 7200 0 EET}
-    {2816211600 10800 1 EEST}
-    {2834355600 7200 0 EET}
-    {2847661200 10800 1 EEST}
-    {2866410000 7200 0 EET}
-    {2879110800 10800 1 EEST}
-    {2897859600 7200 0 EET}
-    {2910560400 10800 1 EEST}
-    {2929309200 7200 0 EET}
-    {2942010000 10800 1 EEST}
-    {2960758800 7200 0 EET}
-    {2974064400 10800 1 EEST}
-    {2992208400 7200 0 EET}
-    {3005514000 10800 1 EEST}
-    {3023658000 7200 0 EET}
-    {3036963600 10800 1 EEST}
-    {3055712400 7200 0 EET}
-    {3068413200 10800 1 EEST}
-    {3087162000 7200 0 EET}
-    {3099862800 10800 1 EEST}
-    {3118611600 7200 0 EET}
-    {3131917200 10800 1 EEST}
-    {3150061200 7200 0 EET}
-    {3163366800 10800 1 EEST}
-    {3181510800 7200 0 EET}
-    {3194816400 10800 1 EEST}
-    {3212960400 7200 0 EET}
-    {3226266000 10800 1 EEST}
-    {3245014800 7200 0 EET}
-    {3257715600 10800 1 EEST}
-    {3276464400 7200 0 EET}
-    {3289165200 10800 1 EEST}
-    {3307914000 7200 0 EET}
-    {3321219600 10800 1 EEST}
-    {3339363600 7200 0 EET}
-    {3352669200 10800 1 EEST}
-    {3370813200 7200 0 EET}
-    {3384118800 10800 1 EEST}
-    {3402867600 7200 0 EET}
-    {3415568400 10800 1 EEST}
-    {3434317200 7200 0 EET}
-    {3447018000 10800 1 EEST}
-    {3465766800 7200 0 EET}
-    {3479072400 10800 1 EEST}
-    {3497216400 7200 0 EET}
-    {3510522000 10800 1 EEST}
-    {3528666000 7200 0 EET}
-    {3541971600 10800 1 EEST}
-    {3560115600 7200 0 EET}
-    {3573421200 10800 1 EEST}
-    {3592170000 7200 0 EET}
-    {3604870800 10800 1 EEST}
-    {3623619600 7200 0 EET}
-    {3636320400 10800 1 EEST}
-    {3655069200 7200 0 EET}
-    {3668374800 10800 1 EEST}
-    {3686518800 7200 0 EET}
-    {3699824400 10800 1 EEST}
-    {3717968400 7200 0 EET}
-    {3731274000 10800 1 EEST}
-    {3750022800 7200 0 EET}
-    {3762723600 10800 1 EEST}
-    {3781472400 7200 0 EET}
-    {3794173200 10800 1 EEST}
-    {3812922000 7200 0 EET}
-    {3825622800 10800 1 EEST}
-    {3844371600 7200 0 EET}
-    {3857677200 10800 1 EEST}
-    {3875821200 7200 0 EET}
-    {3889126800 10800 1 EEST}
-    {3907270800 7200 0 EET}
-    {3920576400 10800 1 EEST}
-    {3939325200 7200 0 EET}
-    {3952026000 10800 1 EEST}
-    {3970774800 7200 0 EET}
-    {3983475600 10800 1 EEST}
-    {4002224400 7200 0 EET}
-    {4015530000 10800 1 EEST}
-    {4033674000 7200 0 EET}
-    {4046979600 10800 1 EEST}
-    {4065123600 7200 0 EET}
-    {4078429200 10800 1 EEST}
-    {4096573200 7200 0 EET}
+if {![info exists TZData(Europe/Kyiv)]} {
+    LoadTimeZoneFile Europe/Kyiv
 }
+set TZData(:Europe/Kiev) $TZData(:Europe/Kyiv)
diff --git a/library/tzdata/Europe/Kyiv b/library/tzdata/Europe/Kyiv
new file mode 100644
index 0000000..c7c0e2f
--- /dev/null
+++ b/library/tzdata/Europe/Kyiv
@@ -0,0 +1,251 @@
+# created by tools/tclZIC.tcl - do not edit
+
+set TZData(:Europe/Kyiv) {
+    {-9223372036854775808 7324 0 LMT}
+    {-2840148124 7324 0 KMT}
+    {-1441159324 7200 0 EET}
+    {-1247536800 10800 0 MSK}
+    {-892522800 3600 0 CET}
+    {-857257200 3600 0 CET}
+    {-844556400 7200 1 CEST}
+    {-828226800 3600 0 CET}
+    {-825382800 10800 0 MSD}
+    {354920400 14400 1 MSD}
+    {370728000 10800 0 MSK}
+    {386456400 14400 1 MSD}
+    {402264000 10800 0 MSK}
+    {417992400 14400 1 MSD}
+    {433800000 10800 0 MSK}
+    {449614800 14400 1 MSD}
+    {465346800 10800 0 MSK}
+    {481071600 14400 1 MSD}
+    {496796400 10800 0 MSK}
+    {512521200 14400 1 MSD}
+    {528246000 10800 0 MSK}
+    {543970800 14400 1 MSD}
+    {559695600 10800 0 MSK}
+    {575420400 14400 1 MSD}
+    {591145200 10800 0 MSK}
+    {606870000 14400 1 MSD}
+    {622594800 10800 0 MSK}
+    {638319600 14400 1 MSD}
+    {646786800 10800 1 EEST}
+    {686102400 7200 0 EET}
+    {701827200 10800 1 EEST}
+    {717552000 7200 0 EET}
+    {733276800 10800 1 EEST}
+    {749001600 7200 0 EET}
+    {764726400 10800 1 EEST}
+    {780451200 7200 0 EET}
+    {796176000 10800 1 EEST}
+    {811900800 7200 0 EET}
+    {828230400 10800 1 EEST}
+    {831938400 10800 0 EEST}
+    {846378000 7200 0 EET}
+    {859683600 10800 1 EEST}
+    {877827600 7200 0 EET}
+    {891133200 10800 1 EEST}
+    {909277200 7200 0 EET}
+    {922582800 10800 1 EEST}
+    {941331600 7200 0 EET}
+    {954032400 10800 1 EEST}
+    {972781200 7200 0 EET}
+    {985482000 10800 1 EEST}
+    {1004230800 7200 0 EET}
+    {1017536400 10800 1 EEST}
+    {1035680400 7200 0 EET}
+    {1048986000 10800 1 EEST}
+    {1067130000 7200 0 EET}
+    {1080435600 10800 1 EEST}
+    {1099184400 7200 0 EET}
+    {1111885200 10800 1 EEST}
+    {1130634000 7200 0 EET}
+    {1143334800 10800 1 EEST}
+    {1162083600 7200 0 EET}
+    {1174784400 10800 1 EEST}
+    {1193533200 7200 0 EET}
+    {1206838800 10800 1 EEST}
+    {1224982800 7200 0 EET}
+    {1238288400 10800 1 EEST}
+    {1256432400 7200 0 EET}
+    {1269738000 10800 1 EEST}
+    {1288486800 7200 0 EET}
+    {1301187600 10800 1 EEST}
+    {1319936400 7200 0 EET}
+    {1332637200 10800 1 EEST}
+    {1351386000 7200 0 EET}
+    {1364691600 10800 1 EEST}
+    {1382835600 7200 0 EET}
+    {1396141200 10800 1 EEST}
+    {1414285200 7200 0 EET}
+    {1427590800 10800 1 EEST}
+    {1445734800 7200 0 EET}
+    {1459040400 10800 1 EEST}
+    {1477789200 7200 0 EET}
+    {1490490000 10800 1 EEST}
+    {1509238800 7200 0 EET}
+    {1521939600 10800 1 EEST}
+    {1540688400 7200 0 EET}
+    {1553994000 10800 1 EEST}
+    {1572138000 7200 0 EET}
+    {1585443600 10800 1 EEST}
+    {1603587600 7200 0 EET}
+    {1616893200 10800 1 EEST}
+    {1635642000 7200 0 EET}
+    {1648342800 10800 1 EEST}
+    {1667091600 7200 0 EET}
+    {1679792400 10800 1 EEST}
+    {1698541200 7200 0 EET}
+    {1711846800 10800 1 EEST}
+    {1729990800 7200 0 EET}
+    {1743296400 10800 1 EEST}
+    {1761440400 7200 0 EET}
+    {1774746000 10800 1 EEST}
+    {1792890000 7200 0 EET}
+    {1806195600 10800 1 EEST}
+    {1824944400 7200 0 EET}
+    {1837645200 10800 1 EEST}
+    {1856394000 7200 0 EET}
+    {1869094800 10800 1 EEST}
+    {1887843600 7200 0 EET}
+    {1901149200 10800 1 EEST}
+    {1919293200 7200 0 EET}
+    {1932598800 10800 1 EEST}
+    {1950742800 7200 0 EET}
+    {1964048400 10800 1 EEST}
+    {1982797200 7200 0 EET}
+    {1995498000 10800 1 EEST}
+    {2014246800 7200 0 EET}
+    {2026947600 10800 1 EEST}
+    {2045696400 7200 0 EET}
+    {2058397200 10800 1 EEST}
+    {2077146000 7200 0 EET}
+    {2090451600 10800 1 EEST}
+    {2108595600 7200 0 EET}
+    {2121901200 10800 1 EEST}
+    {2140045200 7200 0 EET}
+    {2153350800 10800 1 EEST}
+    {2172099600 7200 0 EET}
+    {2184800400 10800 1 EEST}
+    {2203549200 7200 0 EET}
+    {2216250000 10800 1 EEST}
+    {2234998800 7200 0 EET}
+    {2248304400 10800 1 EEST}
+    {2266448400 7200 0 EET}
+    {2279754000 10800 1 EEST}
+    {2297898000 7200 0 EET}
+    {2311203600 10800 1 EEST}
+    {2329347600 7200 0 EET}
+    {2342653200 10800 1 EEST}
+    {2361402000 7200 0 EET}
+    {2374102800 10800 1 EEST}
+    {2392851600 7200 0 EET}
+    {2405552400 10800 1 EEST}
+    {2424301200 7200 0 EET}
+    {2437606800 10800 1 EEST}
+    {2455750800 7200 0 EET}
+    {2469056400 10800 1 EEST}
+    {2487200400 7200 0 EET}
+    {2500506000 10800 1 EEST}
+    {2519254800 7200 0 EET}
+    {2531955600 10800 1 EEST}
+    {2550704400 7200 0 EET}
+    {2563405200 10800 1 EEST}
+    {2582154000 7200 0 EET}
+    {2595459600 10800 1 EEST}
+    {2613603600 7200 0 EET}
+    {2626909200 10800 1 EEST}
+    {2645053200 7200 0 EET}
+    {2658358800 10800 1 EEST}
+    {2676502800 7200 0 EET}
+    {2689808400 10800 1 EEST}
+    {2708557200 7200 0 EET}
+    {2721258000 10800 1 EEST}
+    {2740006800 7200 0 EET}
+    {2752707600 10800 1 EEST}
+    {2771456400 7200 0 EET}
+    {2784762000 10800 1 EEST}
+    {2802906000 7200 0 EET}
+    {2816211600 10800 1 EEST}
+    {2834355600 7200 0 EET}
+    {2847661200 10800 1 EEST}
+    {2866410000 7200 0 EET}
+    {2879110800 10800 1 EEST}
+    {2897859600 7200 0 EET}
+    {2910560400 10800 1 EEST}
+    {2929309200 7200 0 EET}
+    {2942010000 10800 1 EEST}
+    {2960758800 7200 0 EET}
+    {2974064400 10800 1 EEST}
+    {2992208400 7200 0 EET}
+    {3005514000 10800 1 EEST}
+    {3023658000 7200 0 EET}
+    {3036963600 10800 1 EEST}
+    {3055712400 7200 0 EET}
+    {3068413200 10800 1 EEST}
+    {3087162000 7200 0 EET}
+    {3099862800 10800 1 EEST}
+    {3118611600 7200 0 EET}
+    {3131917200 10800 1 EEST}
+    {3150061200 7200 0 EET}
+    {3163366800 10800 1 EEST}
+    {3181510800 7200 0 EET}
+    {3194816400 10800 1 EEST}
+    {3212960400 7200 0 EET}
+    {3226266000 10800 1 EEST}
+    {3245014800 7200 0 EET}
+    {3257715600 10800 1 EEST}
+    {3276464400 7200 0 EET}
+    {3289165200 10800 1 EEST}
+    {3307914000 7200 0 EET}
+    {3321219600 10800 1 EEST}
+    {3339363600 7200 0 EET}
+    {3352669200 10800 1 EEST}
+    {3370813200 7200 0 EET}
+    {3384118800 10800 1 EEST}
+    {3402867600 7200 0 EET}
+    {3415568400 10800 1 EEST}
+    {3434317200 7200 0 EET}
+    {3447018000 10800 1 EEST}
+    {3465766800 7200 0 EET}
+    {3479072400 10800 1 EEST}
+    {3497216400 7200 0 EET}
+    {3510522000 10800 1 EEST}
+    {3528666000 7200 0 EET}
+    {3541971600 10800 1 EEST}
+    {3560115600 7200 0 EET}
+    {3573421200 10800 1 EEST}
+    {3592170000 7200 0 EET}
+    {3604870800 10800 1 EEST}
+    {3623619600 7200 0 EET}
+    {3636320400 10800 1 EEST}
+    {3655069200 7200 0 EET}
+    {3668374800 10800 1 EEST}
+    {3686518800 7200 0 EET}
+    {3699824400 10800 1 EEST}
+    {3717968400 7200 0 EET}
+    {3731274000 10800 1 EEST}
+    {3750022800 7200 0 EET}
+    {3762723600 10800 1 EEST}
+    {3781472400 7200 0 EET}
+    {3794173200 10800 1 EEST}
+    {3812922000 7200 0 EET}
+    {3825622800 10800 1 EEST}
+    {3844371600 7200 0 EET}
+    {3857677200 10800 1 EEST}
+    {3875821200 7200 0 EET}
+    {3889126800 10800 1 EEST}
+    {3907270800 7200 0 EET}
+    {3920576400 10800 1 EEST}
+    {3939325200 7200 0 EET}
+    {3952026000 10800 1 EEST}
+    {3970774800 7200 0 EET}
+    {3983475600 10800 1 EEST}
+    {4002224400 7200 0 EET}
+    {4015530000 10800 1 EEST}
+    {4033674000 7200 0 EET}
+    {4046979600 10800 1 EEST}
+    {4065123600 7200 0 EET}
+    {4078429200 10800 1 EEST}
+    {4096573200 7200 0 EET}
+}
diff --git a/library/tzdata/Europe/Luxembourg b/library/tzdata/Europe/Luxembourg
index 2a88c4b..da3ebe2 100644
--- a/library/tzdata/Europe/Luxembourg
+++ b/library/tzdata/Europe/Luxembourg
@@ -1,313 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Europe/Luxembourg) {
-    {-9223372036854775808 1476 0 LMT}
-    {-2069713476 3600 0 CET}
-    {-1692496800 7200 1 CEST}
-    {-1680483600 3600 0 CET}
-    {-1662343200 7200 1 CEST}
-    {-1650157200 3600 0 CET}
-    {-1632006000 7200 1 CEST}
-    {-1618700400 3600 0 CET}
-    {-1612659600 0 0 WET}
-    {-1604278800 3600 1 WEST}
-    {-1585519200 0 0 WET}
-    {-1574038800 3600 1 WEST}
-    {-1552258800 0 0 WET}
-    {-1539997200 3600 1 WEST}
-    {-1520550000 0 0 WET}
-    {-1507510800 3600 1 WEST}
-    {-1490572800 0 0 WET}
-    {-1473642000 3600 1 WEST}
-    {-1459119600 0 0 WET}
-    {-1444006800 3600 1 WEST}
-    {-1427673600 0 0 WET}
-    {-1411866000 3600 1 WEST}
-    {-1396224000 0 0 WET}
-    {-1379293200 3600 1 WEST}
-    {-1364774400 0 0 WET}
-    {-1348448400 3600 1 WEST}
-    {-1333324800 0 0 WET}
-    {-1316394000 3600 1 WEST}
-    {-1301270400 0 0 WET}
-    {-1284339600 3600 1 WEST}
-    {-1269813600 0 0 WET}
-    {-1253484000 3600 1 WEST}
-    {-1238364000 0 0 WET}
-    {-1221429600 3600 1 WEST}
-    {-1206914400 0 0 WET}
-    {-1191189600 3600 1 WEST}
-    {-1175464800 0 0 WET}
-    {-1160344800 3600 1 WEST}
-    {-1143410400 0 0 WET}
-    {-1127685600 3600 1 WEST}
-    {-1111960800 0 0 WET}
-    {-1096840800 3600 1 WEST}
-    {-1080511200 0 0 WET}
-    {-1063576800 3600 1 WEST}
-    {-1049061600 0 0 WET}
-    {-1033336800 3600 1 WEST}
-    {-1017612000 0 0 WET}
-    {-1002492000 3600 1 WEST}
-    {-986162400 0 0 WET}
-    {-969228000 3600 1 WEST}
-    {-950479200 0 0 WET}
-    {-942012000 3600 1 WEST}
-    {-935186400 7200 0 WEST}
-    {-857257200 3600 0 WET}
-    {-844556400 7200 1 WEST}
-    {-828226800 3600 0 WET}
-    {-812502000 7200 1 WEST}
-    {-797983200 3600 0 CET}
-    {-781052400 7200 1 CEST}
-    {-766623600 3600 0 CET}
-    {-745455600 7200 1 CEST}
-    {-733273200 3600 0 CET}
-    {220921200 3600 0 CET}
-    {228877200 7200 1 CEST}
-    {243997200 3600 0 CET}
-    {260326800 7200 1 CEST}
-    {276051600 3600 0 CET}
-    {291776400 7200 1 CEST}
-    {307501200 3600 0 CET}
-    {323830800 7200 1 CEST}
-    {338950800 3600 0 CET}
-    {354675600 7200 1 CEST}
-    {370400400 3600 0 CET}
-    {386125200 7200 1 CEST}
-    {401850000 3600 0 CET}
-    {417574800 7200 1 CEST}
-    {433299600 3600 0 CET}
-    {449024400 7200 1 CEST}
-    {465354000 3600 0 CET}
-    {481078800 7200 1 CEST}
-    {496803600 3600 0 CET}
-    {512528400 7200 1 CEST}
-    {528253200 3600 0 CET}
-    {543978000 7200 1 CEST}
-    {559702800 3600 0 CET}
-    {575427600 7200 1 CEST}
-    {591152400 3600 0 CET}
-    {606877200 7200 1 CEST}
-    {622602000 3600 0 CET}
-    {638326800 7200 1 CEST}
-    {654656400 3600 0 CET}
-    {670381200 7200 1 CEST}
-    {686106000 3600 0 CET}
-    {701830800 7200 1 CEST}
-    {717555600 3600 0 CET}
-    {733280400 7200 1 CEST}
-    {749005200 3600 0 CET}
-    {764730000 7200 1 CEST}
-    {780454800 3600 0 CET}
-    {796179600 7200 1 CEST}
-    {811904400 3600 0 CET}
-    {828234000 7200 1 CEST}
-    {846378000 3600 0 CET}
-    {859683600 7200 1 CEST}
-    {877827600 3600 0 CET}
-    {891133200 7200 1 CEST}
-    {909277200 3600 0 CET}
-    {922582800 7200 1 CEST}
-    {941331600 3600 0 CET}
-    {954032400 7200 1 CEST}
-    {972781200 3600 0 CET}
-    {985482000 7200 1 CEST}
-    {1004230800 3600 0 CET}
-    {1017536400 7200 1 CEST}
-    {1035680400 3600 0 CET}
-    {1048986000 7200 1 CEST}
-    {1067130000 3600 0 CET}
-    {1080435600 7200 1 CEST}
-    {1099184400 3600 0 CET}
-    {1111885200 7200 1 CEST}
-    {1130634000 3600 0 CET}
-    {1143334800 7200 1 CEST}
-    {1162083600 3600 0 CET}
-    {1174784400 7200 1 CEST}
-    {1193533200 3600 0 CET}
-    {1206838800 7200 1 CEST}
-    {1224982800 3600 0 CET}
-    {1238288400 7200 1 CEST}
-    {1256432400 3600 0 CET}
-    {1269738000 7200 1 CEST}
-    {1288486800 3600 0 CET}
-    {1301187600 7200 1 CEST}
-    {1319936400 3600 0 CET}
-    {1332637200 7200 1 CEST}
-    {1351386000 3600 0 CET}
-    {1364691600 7200 1 CEST}
-    {1382835600 3600 0 CET}
-    {1396141200 7200 1 CEST}
-    {1414285200 3600 0 CET}
-    {1427590800 7200 1 CEST}
-    {1445734800 3600 0 CET}
-    {1459040400 7200 1 CEST}
-    {1477789200 3600 0 CET}
-    {1490490000 7200 1 CEST}
-    {1509238800 3600 0 CET}
-    {1521939600 7200 1 CEST}
-    {1540688400 3600 0 CET}
-    {1553994000 7200 1 CEST}
-    {1572138000 3600 0 CET}
-    {1585443600 7200 1 CEST}
-    {1603587600 3600 0 CET}
-    {1616893200 7200 1 CEST}
-    {1635642000 3600 0 CET}
-    {1648342800 7200 1 CEST}
-    {1667091600 3600 0 CET}
-    {1679792400 7200 1 CEST}
-    {1698541200 3600 0 CET}
-    {1711846800 7200 1 CEST}
-    {1729990800 3600 0 CET}
-    {1743296400 7200 1 CEST}
-    {1761440400 3600 0 CET}
-    {1774746000 7200 1 CEST}
-    {1792890000 3600 0 CET}
-    {1806195600 7200 1 CEST}
-    {1824944400 3600 0 CET}
-    {1837645200 7200 1 CEST}
-    {1856394000 3600 0 CET}
-    {1869094800 7200 1 CEST}
-    {1887843600 3600 0 CET}
-    {1901149200 7200 1 CEST}
-    {1919293200 3600 0 CET}
-    {1932598800 7200 1 CEST}
-    {1950742800 3600 0 CET}
-    {1964048400 7200 1 CEST}
-    {1982797200 3600 0 CET}
-    {1995498000 7200 1 CEST}
-    {2014246800 3600 0 CET}
-    {2026947600 7200 1 CEST}
-    {2045696400 3600 0 CET}
-    {2058397200 7200 1 CEST}
-    {2077146000 3600 0 CET}
-    {2090451600 7200 1 CEST}
-    {2108595600 3600 0 CET}
-    {2121901200 7200 1 CEST}
-    {2140045200 3600 0 CET}
-    {2153350800 7200 1 CEST}
-    {2172099600 3600 0 CET}
-    {2184800400 7200 1 CEST}
-    {2203549200 3600 0 CET}
-    {2216250000 7200 1 CEST}
-    {2234998800 3600 0 CET}
-    {2248304400 7200 1 CEST}
-    {2266448400 3600 0 CET}
-    {2279754000 7200 1 CEST}
-    {2297898000 3600 0 CET}
-    {2311203600 7200 1 CEST}
-    {2329347600 3600 0 CET}
-    {2342653200 7200 1 CEST}
-    {2361402000 3600 0 CET}
-    {2374102800 7200 1 CEST}
-    {2392851600 3600 0 CET}
-    {2405552400 7200 1 CEST}
-    {2424301200 3600 0 CET}
-    {2437606800 7200 1 CEST}
-    {2455750800 3600 0 CET}
-    {2469056400 7200 1 CEST}
-    {2487200400 3600 0 CET}
-    {2500506000 7200 1 CEST}
-    {2519254800 3600 0 CET}
-    {2531955600 7200 1 CEST}
-    {2550704400 3600 0 CET}
-    {2563405200 7200 1 CEST}
-    {2582154000 3600 0 CET}
-    {2595459600 7200 1 CEST}
-    {2613603600 3600 0 CET}
-    {2626909200 7200 1 CEST}
-    {2645053200 3600 0 CET}
-    {2658358800 7200 1 CEST}
-    {2676502800 3600 0 CET}
-    {2689808400 7200 1 CEST}
-    {2708557200 3600 0 CET}
-    {2721258000 7200 1 CEST}
-    {2740006800 3600 0 CET}
-    {2752707600 7200 1 CEST}
-    {2771456400 3600 0 CET}
-    {2784762000 7200 1 CEST}
-    {2802906000 3600 0 CET}
-    {2816211600 7200 1 CEST}
-    {2834355600 3600 0 CET}
-    {2847661200 7200 1 CEST}
-    {2866410000 3600 0 CET}
-    {2879110800 7200 1 CEST}
-    {2897859600 3600 0 CET}
-    {2910560400 7200 1 CEST}
-    {2929309200 3600 0 CET}
-    {2942010000 7200 1 CEST}
-    {2960758800 3600 0 CET}
-    {2974064400 7200 1 CEST}
-    {2992208400 3600 0 CET}
-    {3005514000 7200 1 CEST}
-    {3023658000 3600 0 CET}
-    {3036963600 7200 1 CEST}
-    {3055712400 3600 0 CET}
-    {3068413200 7200 1 CEST}
-    {3087162000 3600 0 CET}
-    {3099862800 7200 1 CEST}
-    {3118611600 3600 0 CET}
-    {3131917200 7200 1 CEST}
-    {3150061200 3600 0 CET}
-    {3163366800 7200 1 CEST}
-    {3181510800 3600 0 CET}
-    {3194816400 7200 1 CEST}
-    {3212960400 3600 0 CET}
-    {3226266000 7200 1 CEST}
-    {3245014800 3600 0 CET}
-    {3257715600 7200 1 CEST}
-    {3276464400 3600 0 CET}
-    {3289165200 7200 1 CEST}
-    {3307914000 3600 0 CET}
-    {3321219600 7200 1 CEST}
-    {3339363600 3600 0 CET}
-    {3352669200 7200 1 CEST}
-    {3370813200 3600 0 CET}
-    {3384118800 7200 1 CEST}
-    {3402867600 3600 0 CET}
-    {3415568400 7200 1 CEST}
-    {3434317200 3600 0 CET}
-    {3447018000 7200 1 CEST}
-    {3465766800 3600 0 CET}
-    {3479072400 7200 1 CEST}
-    {3497216400 3600 0 CET}
-    {3510522000 7200 1 CEST}
-    {3528666000 3600 0 CET}
-    {3541971600 7200 1 CEST}
-    {3560115600 3600 0 CET}
-    {3573421200 7200 1 CEST}
-    {3592170000 3600 0 CET}
-    {3604870800 7200 1 CEST}
-    {3623619600 3600 0 CET}
-    {3636320400 7200 1 CEST}
-    {3655069200 3600 0 CET}
-    {3668374800 7200 1 CEST}
-    {3686518800 3600 0 CET}
-    {3699824400 7200 1 CEST}
-    {3717968400 3600 0 CET}
-    {3731274000 7200 1 CEST}
-    {3750022800 3600 0 CET}
-    {3762723600 7200 1 CEST}
-    {3781472400 3600 0 CET}
-    {3794173200 7200 1 CEST}
-    {3812922000 3600 0 CET}
-    {3825622800 7200 1 CEST}
-    {3844371600 3600 0 CET}
-    {3857677200 7200 1 CEST}
-    {3875821200 3600 0 CET}
-    {3889126800 7200 1 CEST}
-    {3907270800 3600 0 CET}
-    {3920576400 7200 1 CEST}
-    {3939325200 3600 0 CET}
-    {3952026000 7200 1 CEST}
-    {3970774800 3600 0 CET}
-    {3983475600 7200 1 CEST}
-    {4002224400 3600 0 CET}
-    {4015530000 7200 1 CEST}
-    {4033674000 3600 0 CET}
-    {4046979600 7200 1 CEST}
-    {4065123600 3600 0 CET}
-    {4078429200 7200 1 CEST}
-    {4096573200 3600 0 CET}
+if {![info exists TZData(Europe/Brussels)]} {
+    LoadTimeZoneFile Europe/Brussels
 }
+set TZData(:Europe/Luxembourg) $TZData(:Europe/Brussels)
diff --git a/library/tzdata/Europe/Monaco b/library/tzdata/Europe/Monaco
index 7428b2f..54f9d27 100644
--- a/library/tzdata/Europe/Monaco
+++ b/library/tzdata/Europe/Monaco
@@ -1,315 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Europe/Monaco) {
-    {-9223372036854775808 1772 0 LMT}
-    {-2448318572 561 0 PMT}
-    {-1854403761 0 0 WET}
-    {-1689814800 3600 1 WEST}
-    {-1680397200 0 0 WET}
-    {-1665363600 3600 1 WEST}
-    {-1648342800 0 0 WET}
-    {-1635123600 3600 1 WEST}
-    {-1616893200 0 0 WET}
-    {-1604278800 3600 1 WEST}
-    {-1585443600 0 0 WET}
-    {-1574038800 3600 1 WEST}
-    {-1552266000 0 0 WET}
-    {-1539997200 3600 1 WEST}
-    {-1520557200 0 0 WET}
-    {-1507510800 3600 1 WEST}
-    {-1490576400 0 0 WET}
-    {-1470618000 3600 1 WEST}
-    {-1459126800 0 0 WET}
-    {-1444006800 3600 1 WEST}
-    {-1427677200 0 0 WET}
-    {-1411952400 3600 1 WEST}
-    {-1396227600 0 0 WET}
-    {-1379293200 3600 1 WEST}
-    {-1364778000 0 0 WET}
-    {-1348448400 3600 1 WEST}
-    {-1333328400 0 0 WET}
-    {-1316394000 3600 1 WEST}
-    {-1301274000 0 0 WET}
-    {-1284339600 3600 1 WEST}
-    {-1269824400 0 0 WET}
-    {-1253494800 3600 1 WEST}
-    {-1238374800 0 0 WET}
-    {-1221440400 3600 1 WEST}
-    {-1206925200 0 0 WET}
-    {-1191200400 3600 1 WEST}
-    {-1175475600 0 0 WET}
-    {-1160355600 3600 1 WEST}
-    {-1143421200 0 0 WET}
-    {-1127696400 3600 1 WEST}
-    {-1111971600 0 0 WET}
-    {-1096851600 3600 1 WEST}
-    {-1080522000 0 0 WET}
-    {-1063587600 3600 1 WEST}
-    {-1049072400 0 0 WET}
-    {-1033347600 3600 1 WEST}
-    {-1017622800 0 0 WET}
-    {-1002502800 3600 1 WEST}
-    {-986173200 0 0 WET}
-    {-969238800 3600 1 WEST}
-    {-950490000 0 0 WET}
-    {-942012000 3600 1 WEST}
-    {-904438800 7200 1 WEMT}
-    {-891136800 3600 1 WEST}
-    {-877827600 7200 1 WEMT}
-    {-857257200 3600 1 WEST}
-    {-844556400 7200 1 WEMT}
-    {-828226800 3600 1 WEST}
-    {-812502000 7200 1 WEMT}
-    {-796266000 3600 1 WEST}
-    {-781052400 7200 1 WEMT}
-    {-766616400 3600 0 CET}
-    {196819200 7200 1 CEST}
-    {212540400 3600 0 CET}
-    {220921200 3600 0 CET}
-    {228877200 7200 1 CEST}
-    {243997200 3600 0 CET}
-    {260326800 7200 1 CEST}
-    {276051600 3600 0 CET}
-    {291776400 7200 1 CEST}
-    {307501200 3600 0 CET}
-    {323830800 7200 1 CEST}
-    {338950800 3600 0 CET}
-    {354675600 7200 1 CEST}
-    {370400400 3600 0 CET}
-    {386125200 7200 1 CEST}
-    {401850000 3600 0 CET}
-    {417574800 7200 1 CEST}
-    {433299600 3600 0 CET}
-    {449024400 7200 1 CEST}
-    {465354000 3600 0 CET}
-    {481078800 7200 1 CEST}
-    {496803600 3600 0 CET}
-    {512528400 7200 1 CEST}
-    {528253200 3600 0 CET}
-    {543978000 7200 1 CEST}
-    {559702800 3600 0 CET}
-    {575427600 7200 1 CEST}
-    {591152400 3600 0 CET}
-    {606877200 7200 1 CEST}
-    {622602000 3600 0 CET}
-    {638326800 7200 1 CEST}
-    {654656400 3600 0 CET}
-    {670381200 7200 1 CEST}
-    {686106000 3600 0 CET}
-    {701830800 7200 1 CEST}
-    {717555600 3600 0 CET}
-    {733280400 7200 1 CEST}
-    {749005200 3600 0 CET}
-    {764730000 7200 1 CEST}
-    {780454800 3600 0 CET}
-    {796179600 7200 1 CEST}
-    {811904400 3600 0 CET}
-    {828234000 7200 1 CEST}
-    {846378000 3600 0 CET}
-    {859683600 7200 1 CEST}
-    {877827600 3600 0 CET}
-    {891133200 7200 1 CEST}
-    {909277200 3600 0 CET}
-    {922582800 7200 1 CEST}
-    {941331600 3600 0 CET}
-    {954032400 7200 1 CEST}
-    {972781200 3600 0 CET}
-    {985482000 7200 1 CEST}
-    {1004230800 3600 0 CET}
-    {1017536400 7200 1 CEST}
-    {1035680400 3600 0 CET}
-    {1048986000 7200 1 CEST}
-    {1067130000 3600 0 CET}
-    {1080435600 7200 1 CEST}
-    {1099184400 3600 0 CET}
-    {1111885200 7200 1 CEST}
-    {1130634000 3600 0 CET}
-    {1143334800 7200 1 CEST}
-    {1162083600 3600 0 CET}
-    {1174784400 7200 1 CEST}
-    {1193533200 3600 0 CET}
-    {1206838800 7200 1 CEST}
-    {1224982800 3600 0 CET}
-    {1238288400 7200 1 CEST}
-    {1256432400 3600 0 CET}
-    {1269738000 7200 1 CEST}
-    {1288486800 3600 0 CET}
-    {1301187600 7200 1 CEST}
-    {1319936400 3600 0 CET}
-    {1332637200 7200 1 CEST}
-    {1351386000 3600 0 CET}
-    {1364691600 7200 1 CEST}
-    {1382835600 3600 0 CET}
-    {1396141200 7200 1 CEST}
-    {1414285200 3600 0 CET}
-    {1427590800 7200 1 CEST}
-    {1445734800 3600 0 CET}
-    {1459040400 7200 1 CEST}
-    {1477789200 3600 0 CET}
-    {1490490000 7200 1 CEST}
-    {1509238800 3600 0 CET}
-    {1521939600 7200 1 CEST}
-    {1540688400 3600 0 CET}
-    {1553994000 7200 1 CEST}
-    {1572138000 3600 0 CET}
-    {1585443600 7200 1 CEST}
-    {1603587600 3600 0 CET}
-    {1616893200 7200 1 CEST}
-    {1635642000 3600 0 CET}
-    {1648342800 7200 1 CEST}
-    {1667091600 3600 0 CET}
-    {1679792400 7200 1 CEST}
-    {1698541200 3600 0 CET}
-    {1711846800 7200 1 CEST}
-    {1729990800 3600 0 CET}
-    {1743296400 7200 1 CEST}
-    {1761440400 3600 0 CET}
-    {1774746000 7200 1 CEST}
-    {1792890000 3600 0 CET}
-    {1806195600 7200 1 CEST}
-    {1824944400 3600 0 CET}
-    {1837645200 7200 1 CEST}
-    {1856394000 3600 0 CET}
-    {1869094800 7200 1 CEST}
-    {1887843600 3600 0 CET}
-    {1901149200 7200 1 CEST}
-    {1919293200 3600 0 CET}
-    {1932598800 7200 1 CEST}
-    {1950742800 3600 0 CET}
-    {1964048400 7200 1 CEST}
-    {1982797200 3600 0 CET}
-    {1995498000 7200 1 CEST}
-    {2014246800 3600 0 CET}
-    {2026947600 7200 1 CEST}
-    {2045696400 3600 0 CET}
-    {2058397200 7200 1 CEST}
-    {2077146000 3600 0 CET}
-    {2090451600 7200 1 CEST}
-    {2108595600 3600 0 CET}
-    {2121901200 7200 1 CEST}
-    {2140045200 3600 0 CET}
-    {2153350800 7200 1 CEST}
-    {2172099600 3600 0 CET}
-    {2184800400 7200 1 CEST}
-    {2203549200 3600 0 CET}
-    {2216250000 7200 1 CEST}
-    {2234998800 3600 0 CET}
-    {2248304400 7200 1 CEST}
-    {2266448400 3600 0 CET}
-    {2279754000 7200 1 CEST}
-    {2297898000 3600 0 CET}
-    {2311203600 7200 1 CEST}
-    {2329347600 3600 0 CET}
-    {2342653200 7200 1 CEST}
-    {2361402000 3600 0 CET}
-    {2374102800 7200 1 CEST}
-    {2392851600 3600 0 CET}
-    {2405552400 7200 1 CEST}
-    {2424301200 3600 0 CET}
-    {2437606800 7200 1 CEST}
-    {2455750800 3600 0 CET}
-    {2469056400 7200 1 CEST}
-    {2487200400 3600 0 CET}
-    {2500506000 7200 1 CEST}
-    {2519254800 3600 0 CET}
-    {2531955600 7200 1 CEST}
-    {2550704400 3600 0 CET}
-    {2563405200 7200 1 CEST}
-    {2582154000 3600 0 CET}
-    {2595459600 7200 1 CEST}
-    {2613603600 3600 0 CET}
-    {2626909200 7200 1 CEST}
-    {2645053200 3600 0 CET}
-    {2658358800 7200 1 CEST}
-    {2676502800 3600 0 CET}
-    {2689808400 7200 1 CEST}
-    {2708557200 3600 0 CET}
-    {2721258000 7200 1 CEST}
-    {2740006800 3600 0 CET}
-    {2752707600 7200 1 CEST}
-    {2771456400 3600 0 CET}
-    {2784762000 7200 1 CEST}
-    {2802906000 3600 0 CET}
-    {2816211600 7200 1 CEST}
-    {2834355600 3600 0 CET}
-    {2847661200 7200 1 CEST}
-    {2866410000 3600 0 CET}
-    {2879110800 7200 1 CEST}
-    {2897859600 3600 0 CET}
-    {2910560400 7200 1 CEST}
-    {2929309200 3600 0 CET}
-    {2942010000 7200 1 CEST}
-    {2960758800 3600 0 CET}
-    {2974064400 7200 1 CEST}
-    {2992208400 3600 0 CET}
-    {3005514000 7200 1 CEST}
-    {3023658000 3600 0 CET}
-    {3036963600 7200 1 CEST}
-    {3055712400 3600 0 CET}
-    {3068413200 7200 1 CEST}
-    {3087162000 3600 0 CET}
-    {3099862800 7200 1 CEST}
-    {3118611600 3600 0 CET}
-    {3131917200 7200 1 CEST}
-    {3150061200 3600 0 CET}
-    {3163366800 7200 1 CEST}
-    {3181510800 3600 0 CET}
-    {3194816400 7200 1 CEST}
-    {3212960400 3600 0 CET}
-    {3226266000 7200 1 CEST}
-    {3245014800 3600 0 CET}
-    {3257715600 7200 1 CEST}
-    {3276464400 3600 0 CET}
-    {3289165200 7200 1 CEST}
-    {3307914000 3600 0 CET}
-    {3321219600 7200 1 CEST}
-    {3339363600 3600 0 CET}
-    {3352669200 7200 1 CEST}
-    {3370813200 3600 0 CET}
-    {3384118800 7200 1 CEST}
-    {3402867600 3600 0 CET}
-    {3415568400 7200 1 CEST}
-    {3434317200 3600 0 CET}
-    {3447018000 7200 1 CEST}
-    {3465766800 3600 0 CET}
-    {3479072400 7200 1 CEST}
-    {3497216400 3600 0 CET}
-    {3510522000 7200 1 CEST}
-    {3528666000 3600 0 CET}
-    {3541971600 7200 1 CEST}
-    {3560115600 3600 0 CET}
-    {3573421200 7200 1 CEST}
-    {3592170000 3600 0 CET}
-    {3604870800 7200 1 CEST}
-    {3623619600 3600 0 CET}
-    {3636320400 7200 1 CEST}
-    {3655069200 3600 0 CET}
-    {3668374800 7200 1 CEST}
-    {3686518800 3600 0 CET}
-    {3699824400 7200 1 CEST}
-    {3717968400 3600 0 CET}
-    {3731274000 7200 1 CEST}
-    {3750022800 3600 0 CET}
-    {3762723600 7200 1 CEST}
-    {3781472400 3600 0 CET}
-    {3794173200 7200 1 CEST}
-    {3812922000 3600 0 CET}
-    {3825622800 7200 1 CEST}
-    {3844371600 3600 0 CET}
-    {3857677200 7200 1 CEST}
-    {3875821200 3600 0 CET}
-    {3889126800 7200 1 CEST}
-    {3907270800 3600 0 CET}
-    {3920576400 7200 1 CEST}
-    {3939325200 3600 0 CET}
-    {3952026000 7200 1 CEST}
-    {3970774800 3600 0 CET}
-    {3983475600 7200 1 CEST}
-    {4002224400 3600 0 CET}
-    {4015530000 7200 1 CEST}
-    {4033674000 3600 0 CET}
-    {4046979600 7200 1 CEST}
-    {4065123600 3600 0 CET}
-    {4078429200 7200 1 CEST}
-    {4096573200 3600 0 CET}
+if {![info exists TZData(Europe/Paris)]} {
+    LoadTimeZoneFile Europe/Paris
 }
+set TZData(:Europe/Monaco) $TZData(:Europe/Paris)
diff --git a/library/tzdata/Europe/Oslo b/library/tzdata/Europe/Oslo
index 6787c1e..d6d564d 100644
--- a/library/tzdata/Europe/Oslo
+++ b/library/tzdata/Europe/Oslo
@@ -1,271 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Europe/Oslo) {
-    {-9223372036854775808 2580 0 LMT}
-    {-2366757780 3600 0 CET}
-    {-1691884800 7200 1 CEST}
-    {-1680573600 3600 0 CET}
-    {-927511200 7200 0 CEST}
-    {-857257200 3600 0 CET}
-    {-844556400 7200 1 CEST}
-    {-828226800 3600 0 CET}
-    {-812502000 7200 1 CEST}
-    {-796777200 3600 0 CET}
-    {-781052400 7200 0 CEST}
-    {-765327600 3600 0 CET}
-    {-340844400 7200 1 CEST}
-    {-324514800 3600 0 CET}
-    {-308790000 7200 1 CEST}
-    {-293065200 3600 0 CET}
-    {-277340400 7200 1 CEST}
-    {-261615600 3600 0 CET}
-    {-245890800 7200 1 CEST}
-    {-230166000 3600 0 CET}
-    {-214441200 7200 1 CEST}
-    {-198716400 3600 0 CET}
-    {-182991600 7200 1 CEST}
-    {-166662000 3600 0 CET}
-    {-147913200 7200 1 CEST}
-    {-135212400 3600 0 CET}
-    {315529200 3600 0 CET}
-    {323830800 7200 1 CEST}
-    {338950800 3600 0 CET}
-    {354675600 7200 1 CEST}
-    {370400400 3600 0 CET}
-    {386125200 7200 1 CEST}
-    {401850000 3600 0 CET}
-    {417574800 7200 1 CEST}
-    {433299600 3600 0 CET}
-    {449024400 7200 1 CEST}
-    {465354000 3600 0 CET}
-    {481078800 7200 1 CEST}
-    {496803600 3600 0 CET}
-    {512528400 7200 1 CEST}
-    {528253200 3600 0 CET}
-    {543978000 7200 1 CEST}
-    {559702800 3600 0 CET}
-    {575427600 7200 1 CEST}
-    {591152400 3600 0 CET}
-    {606877200 7200 1 CEST}
-    {622602000 3600 0 CET}
-    {638326800 7200 1 CEST}
-    {654656400 3600 0 CET}
-    {670381200 7200 1 CEST}
-    {686106000 3600 0 CET}
-    {701830800 7200 1 CEST}
-    {717555600 3600 0 CET}
-    {733280400 7200 1 CEST}
-    {749005200 3600 0 CET}
-    {764730000 7200 1 CEST}
-    {780454800 3600 0 CET}
-    {796179600 7200 1 CEST}
-    {811904400 3600 0 CET}
-    {828234000 7200 1 CEST}
-    {846378000 3600 0 CET}
-    {859683600 7200 1 CEST}
-    {877827600 3600 0 CET}
-    {891133200 7200 1 CEST}
-    {909277200 3600 0 CET}
-    {922582800 7200 1 CEST}
-    {941331600 3600 0 CET}
-    {954032400 7200 1 CEST}
-    {972781200 3600 0 CET}
-    {985482000 7200 1 CEST}
-    {1004230800 3600 0 CET}
-    {1017536400 7200 1 CEST}
-    {1035680400 3600 0 CET}
-    {1048986000 7200 1 CEST}
-    {1067130000 3600 0 CET}
-    {1080435600 7200 1 CEST}
-    {1099184400 3600 0 CET}
-    {1111885200 7200 1 CEST}
-    {1130634000 3600 0 CET}
-    {1143334800 7200 1 CEST}
-    {1162083600 3600 0 CET}
-    {1174784400 7200 1 CEST}
-    {1193533200 3600 0 CET}
-    {1206838800 7200 1 CEST}
-    {1224982800 3600 0 CET}
-    {1238288400 7200 1 CEST}
-    {1256432400 3600 0 CET}
-    {1269738000 7200 1 CEST}
-    {1288486800 3600 0 CET}
-    {1301187600 7200 1 CEST}
-    {1319936400 3600 0 CET}
-    {1332637200 7200 1 CEST}
-    {1351386000 3600 0 CET}
-    {1364691600 7200 1 CEST}
-    {1382835600 3600 0 CET}
-    {1396141200 7200 1 CEST}
-    {1414285200 3600 0 CET}
-    {1427590800 7200 1 CEST}
-    {1445734800 3600 0 CET}
-    {1459040400 7200 1 CEST}
-    {1477789200 3600 0 CET}
-    {1490490000 7200 1 CEST}
-    {1509238800 3600 0 CET}
-    {1521939600 7200 1 CEST}
-    {1540688400 3600 0 CET}
-    {1553994000 7200 1 CEST}
-    {1572138000 3600 0 CET}
-    {1585443600 7200 1 CEST}
-    {1603587600 3600 0 CET}
-    {1616893200 7200 1 CEST}
-    {1635642000 3600 0 CET}
-    {1648342800 7200 1 CEST}
-    {1667091600 3600 0 CET}
-    {1679792400 7200 1 CEST}
-    {1698541200 3600 0 CET}
-    {1711846800 7200 1 CEST}
-    {1729990800 3600 0 CET}
-    {1743296400 7200 1 CEST}
-    {1761440400 3600 0 CET}
-    {1774746000 7200 1 CEST}
-    {1792890000 3600 0 CET}
-    {1806195600 7200 1 CEST}
-    {1824944400 3600 0 CET}
-    {1837645200 7200 1 CEST}
-    {1856394000 3600 0 CET}
-    {1869094800 7200 1 CEST}
-    {1887843600 3600 0 CET}
-    {1901149200 7200 1 CEST}
-    {1919293200 3600 0 CET}
-    {1932598800 7200 1 CEST}
-    {1950742800 3600 0 CET}
-    {1964048400 7200 1 CEST}
-    {1982797200 3600 0 CET}
-    {1995498000 7200 1 CEST}
-    {2014246800 3600 0 CET}
-    {2026947600 7200 1 CEST}
-    {2045696400 3600 0 CET}
-    {2058397200 7200 1 CEST}
-    {2077146000 3600 0 CET}
-    {2090451600 7200 1 CEST}
-    {2108595600 3600 0 CET}
-    {2121901200 7200 1 CEST}
-    {2140045200 3600 0 CET}
-    {2153350800 7200 1 CEST}
-    {2172099600 3600 0 CET}
-    {2184800400 7200 1 CEST}
-    {2203549200 3600 0 CET}
-    {2216250000 7200 1 CEST}
-    {2234998800 3600 0 CET}
-    {2248304400 7200 1 CEST}
-    {2266448400 3600 0 CET}
-    {2279754000 7200 1 CEST}
-    {2297898000 3600 0 CET}
-    {2311203600 7200 1 CEST}
-    {2329347600 3600 0 CET}
-    {2342653200 7200 1 CEST}
-    {2361402000 3600 0 CET}
-    {2374102800 7200 1 CEST}
-    {2392851600 3600 0 CET}
-    {2405552400 7200 1 CEST}
-    {2424301200 3600 0 CET}
-    {2437606800 7200 1 CEST}
-    {2455750800 3600 0 CET}
-    {2469056400 7200 1 CEST}
-    {2487200400 3600 0 CET}
-    {2500506000 7200 1 CEST}
-    {2519254800 3600 0 CET}
-    {2531955600 7200 1 CEST}
-    {2550704400 3600 0 CET}
-    {2563405200 7200 1 CEST}
-    {2582154000 3600 0 CET}
-    {2595459600 7200 1 CEST}
-    {2613603600 3600 0 CET}
-    {2626909200 7200 1 CEST}
-    {2645053200 3600 0 CET}
-    {2658358800 7200 1 CEST}
-    {2676502800 3600 0 CET}
-    {2689808400 7200 1 CEST}
-    {2708557200 3600 0 CET}
-    {2721258000 7200 1 CEST}
-    {2740006800 3600 0 CET}
-    {2752707600 7200 1 CEST}
-    {2771456400 3600 0 CET}
-    {2784762000 7200 1 CEST}
-    {2802906000 3600 0 CET}
-    {2816211600 7200 1 CEST}
-    {2834355600 3600 0 CET}
-    {2847661200 7200 1 CEST}
-    {2866410000 3600 0 CET}
-    {2879110800 7200 1 CEST}
-    {2897859600 3600 0 CET}
-    {2910560400 7200 1 CEST}
-    {2929309200 3600 0 CET}
-    {2942010000 7200 1 CEST}
-    {2960758800 3600 0 CET}
-    {2974064400 7200 1 CEST}
-    {2992208400 3600 0 CET}
-    {3005514000 7200 1 CEST}
-    {3023658000 3600 0 CET}
-    {3036963600 7200 1 CEST}
-    {3055712400 3600 0 CET}
-    {3068413200 7200 1 CEST}
-    {3087162000 3600 0 CET}
-    {3099862800 7200 1 CEST}
-    {3118611600 3600 0 CET}
-    {3131917200 7200 1 CEST}
-    {3150061200 3600 0 CET}
-    {3163366800 7200 1 CEST}
-    {3181510800 3600 0 CET}
-    {3194816400 7200 1 CEST}
-    {3212960400 3600 0 CET}
-    {3226266000 7200 1 CEST}
-    {3245014800 3600 0 CET}
-    {3257715600 7200 1 CEST}
-    {3276464400 3600 0 CET}
-    {3289165200 7200 1 CEST}
-    {3307914000 3600 0 CET}
-    {3321219600 7200 1 CEST}
-    {3339363600 3600 0 CET}
-    {3352669200 7200 1 CEST}
-    {3370813200 3600 0 CET}
-    {3384118800 7200 1 CEST}
-    {3402867600 3600 0 CET}
-    {3415568400 7200 1 CEST}
-    {3434317200 3600 0 CET}
-    {3447018000 7200 1 CEST}
-    {3465766800 3600 0 CET}
-    {3479072400 7200 1 CEST}
-    {3497216400 3600 0 CET}
-    {3510522000 7200 1 CEST}
-    {3528666000 3600 0 CET}
-    {3541971600 7200 1 CEST}
-    {3560115600 3600 0 CET}
-    {3573421200 7200 1 CEST}
-    {3592170000 3600 0 CET}
-    {3604870800 7200 1 CEST}
-    {3623619600 3600 0 CET}
-    {3636320400 7200 1 CEST}
-    {3655069200 3600 0 CET}
-    {3668374800 7200 1 CEST}
-    {3686518800 3600 0 CET}
-    {3699824400 7200 1 CEST}
-    {3717968400 3600 0 CET}
-    {3731274000 7200 1 CEST}
-    {3750022800 3600 0 CET}
-    {3762723600 7200 1 CEST}
-    {3781472400 3600 0 CET}
-    {3794173200 7200 1 CEST}
-    {3812922000 3600 0 CET}
-    {3825622800 7200 1 CEST}
-    {3844371600 3600 0 CET}
-    {3857677200 7200 1 CEST}
-    {3875821200 3600 0 CET}
-    {3889126800 7200 1 CEST}
-    {3907270800 3600 0 CET}
-    {3920576400 7200 1 CEST}
-    {3939325200 3600 0 CET}
-    {3952026000 7200 1 CEST}
-    {3970774800 3600 0 CET}
-    {3983475600 7200 1 CEST}
-    {4002224400 3600 0 CET}
-    {4015530000 7200 1 CEST}
-    {4033674000 3600 0 CET}
-    {4046979600 7200 1 CEST}
-    {4065123600 3600 0 CET}
-    {4078429200 7200 1 CEST}
-    {4096573200 3600 0 CET}
+if {![info exists TZData(Europe/Berlin)]} {
+    LoadTimeZoneFile Europe/Berlin
 }
+set TZData(:Europe/Oslo) $TZData(:Europe/Berlin)
diff --git a/library/tzdata/Europe/Simferopol b/library/tzdata/Europe/Simferopol
index e296862..4a5a77f 100644
--- a/library/tzdata/Europe/Simferopol
+++ b/library/tzdata/Europe/Simferopol
@@ -38,11 +38,11 @@ set TZData(:Europe/Simferopol) {
     {749001600 7200 0 EET}
     {764726400 10800 1 EEST}
     {767743200 14400 0 MSD}
-    {780436800 10800 0 MSK}
-    {796165200 14400 1 MSD}
-    {811886400 10800 0 MSK}
+    {780447600 10800 0 MSK}
+    {796172400 14400 1 MSD}
+    {811897200 10800 0 MSK}
     {828219600 14400 1 MSD}
-    {852066000 10800 0 MSK}
+    {846374400 10800 0 MSK}
     {859683600 10800 0 EEST}
     {877827600 7200 0 EET}
     {891133200 10800 1 EEST}
diff --git a/library/tzdata/Europe/Stockholm b/library/tzdata/Europe/Stockholm
index b74d327..6b5c55a 100644
--- a/library/tzdata/Europe/Stockholm
+++ b/library/tzdata/Europe/Stockholm
@@ -1,250 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Europe/Stockholm) {
-    {-9223372036854775808 4332 0 LMT}
-    {-2871681132 3614 0 SET}
-    {-2208992414 3600 0 CET}
-    {-1692496800 7200 1 CEST}
-    {-1680483600 3600 0 CET}
-    {315529200 3600 0 CET}
-    {323830800 7200 1 CEST}
-    {338950800 3600 0 CET}
-    {354675600 7200 1 CEST}
-    {370400400 3600 0 CET}
-    {386125200 7200 1 CEST}
-    {401850000 3600 0 CET}
-    {417574800 7200 1 CEST}
-    {433299600 3600 0 CET}
-    {449024400 7200 1 CEST}
-    {465354000 3600 0 CET}
-    {481078800 7200 1 CEST}
-    {496803600 3600 0 CET}
-    {512528400 7200 1 CEST}
-    {528253200 3600 0 CET}
-    {543978000 7200 1 CEST}
-    {559702800 3600 0 CET}
-    {575427600 7200 1 CEST}
-    {591152400 3600 0 CET}
-    {606877200 7200 1 CEST}
-    {622602000 3600 0 CET}
-    {638326800 7200 1 CEST}
-    {654656400 3600 0 CET}
-    {670381200 7200 1 CEST}
-    {686106000 3600 0 CET}
-    {701830800 7200 1 CEST}
-    {717555600 3600 0 CET}
-    {733280400 7200 1 CEST}
-    {749005200 3600 0 CET}
-    {764730000 7200 1 CEST}
-    {780454800 3600 0 CET}
-    {796179600 7200 1 CEST}
-    {811904400 3600 0 CET}
-    {828234000 7200 1 CEST}
-    {846378000 3600 0 CET}
-    {859683600 7200 1 CEST}
-    {877827600 3600 0 CET}
-    {891133200 7200 1 CEST}
-    {909277200 3600 0 CET}
-    {922582800 7200 1 CEST}
-    {941331600 3600 0 CET}
-    {954032400 7200 1 CEST}
-    {972781200 3600 0 CET}
-    {985482000 7200 1 CEST}
-    {1004230800 3600 0 CET}
-    {1017536400 7200 1 CEST}
-    {1035680400 3600 0 CET}
-    {1048986000 7200 1 CEST}
-    {1067130000 3600 0 CET}
-    {1080435600 7200 1 CEST}
-    {1099184400 3600 0 CET}
-    {1111885200 7200 1 CEST}
-    {1130634000 3600 0 CET}
-    {1143334800 7200 1 CEST}
-    {1162083600 3600 0 CET}
-    {1174784400 7200 1 CEST}
-    {1193533200 3600 0 CET}
-    {1206838800 7200 1 CEST}
-    {1224982800 3600 0 CET}
-    {1238288400 7200 1 CEST}
-    {1256432400 3600 0 CET}
-    {1269738000 7200 1 CEST}
-    {1288486800 3600 0 CET}
-    {1301187600 7200 1 CEST}
-    {1319936400 3600 0 CET}
-    {1332637200 7200 1 CEST}
-    {1351386000 3600 0 CET}
-    {1364691600 7200 1 CEST}
-    {1382835600 3600 0 CET}
-    {1396141200 7200 1 CEST}
-    {1414285200 3600 0 CET}
-    {1427590800 7200 1 CEST}
-    {1445734800 3600 0 CET}
-    {1459040400 7200 1 CEST}
-    {1477789200 3600 0 CET}
-    {1490490000 7200 1 CEST}
-    {1509238800 3600 0 CET}
-    {1521939600 7200 1 CEST}
-    {1540688400 3600 0 CET}
-    {1553994000 7200 1 CEST}
-    {1572138000 3600 0 CET}
-    {1585443600 7200 1 CEST}
-    {1603587600 3600 0 CET}
-    {1616893200 7200 1 CEST}
-    {1635642000 3600 0 CET}
-    {1648342800 7200 1 CEST}
-    {1667091600 3600 0 CET}
-    {1679792400 7200 1 CEST}
-    {1698541200 3600 0 CET}
-    {1711846800 7200 1 CEST}
-    {1729990800 3600 0 CET}
-    {1743296400 7200 1 CEST}
-    {1761440400 3600 0 CET}
-    {1774746000 7200 1 CEST}
-    {1792890000 3600 0 CET}
-    {1806195600 7200 1 CEST}
-    {1824944400 3600 0 CET}
-    {1837645200 7200 1 CEST}
-    {1856394000 3600 0 CET}
-    {1869094800 7200 1 CEST}
-    {1887843600 3600 0 CET}
-    {1901149200 7200 1 CEST}
-    {1919293200 3600 0 CET}
-    {1932598800 7200 1 CEST}
-    {1950742800 3600 0 CET}
-    {1964048400 7200 1 CEST}
-    {1982797200 3600 0 CET}
-    {1995498000 7200 1 CEST}
-    {2014246800 3600 0 CET}
-    {2026947600 7200 1 CEST}
-    {2045696400 3600 0 CET}
-    {2058397200 7200 1 CEST}
-    {2077146000 3600 0 CET}
-    {2090451600 7200 1 CEST}
-    {2108595600 3600 0 CET}
-    {2121901200 7200 1 CEST}
-    {2140045200 3600 0 CET}
-    {2153350800 7200 1 CEST}
-    {2172099600 3600 0 CET}
-    {2184800400 7200 1 CEST}
-    {2203549200 3600 0 CET}
-    {2216250000 7200 1 CEST}
-    {2234998800 3600 0 CET}
-    {2248304400 7200 1 CEST}
-    {2266448400 3600 0 CET}
-    {2279754000 7200 1 CEST}
-    {2297898000 3600 0 CET}
-    {2311203600 7200 1 CEST}
-    {2329347600 3600 0 CET}
-    {2342653200 7200 1 CEST}
-    {2361402000 3600 0 CET}
-    {2374102800 7200 1 CEST}
-    {2392851600 3600 0 CET}
-    {2405552400 7200 1 CEST}
-    {2424301200 3600 0 CET}
-    {2437606800 7200 1 CEST}
-    {2455750800 3600 0 CET}
-    {2469056400 7200 1 CEST}
-    {2487200400 3600 0 CET}
-    {2500506000 7200 1 CEST}
-    {2519254800 3600 0 CET}
-    {2531955600 7200 1 CEST}
-    {2550704400 3600 0 CET}
-    {2563405200 7200 1 CEST}
-    {2582154000 3600 0 CET}
-    {2595459600 7200 1 CEST}
-    {2613603600 3600 0 CET}
-    {2626909200 7200 1 CEST}
-    {2645053200 3600 0 CET}
-    {2658358800 7200 1 CEST}
-    {2676502800 3600 0 CET}
-    {2689808400 7200 1 CEST}
-    {2708557200 3600 0 CET}
-    {2721258000 7200 1 CEST}
-    {2740006800 3600 0 CET}
-    {2752707600 7200 1 CEST}
-    {2771456400 3600 0 CET}
-    {2784762000 7200 1 CEST}
-    {2802906000 3600 0 CET}
-    {2816211600 7200 1 CEST}
-    {2834355600 3600 0 CET}
-    {2847661200 7200 1 CEST}
-    {2866410000 3600 0 CET}
-    {2879110800 7200 1 CEST}
-    {2897859600 3600 0 CET}
-    {2910560400 7200 1 CEST}
-    {2929309200 3600 0 CET}
-    {2942010000 7200 1 CEST}
-    {2960758800 3600 0 CET}
-    {2974064400 7200 1 CEST}
-    {2992208400 3600 0 CET}
-    {3005514000 7200 1 CEST}
-    {3023658000 3600 0 CET}
-    {3036963600 7200 1 CEST}
-    {3055712400 3600 0 CET}
-    {3068413200 7200 1 CEST}
-    {3087162000 3600 0 CET}
-    {3099862800 7200 1 CEST}
-    {3118611600 3600 0 CET}
-    {3131917200 7200 1 CEST}
-    {3150061200 3600 0 CET}
-    {3163366800 7200 1 CEST}
-    {3181510800 3600 0 CET}
-    {3194816400 7200 1 CEST}
-    {3212960400 3600 0 CET}
-    {3226266000 7200 1 CEST}
-    {3245014800 3600 0 CET}
-    {3257715600 7200 1 CEST}
-    {3276464400 3600 0 CET}
-    {3289165200 7200 1 CEST}
-    {3307914000 3600 0 CET}
-    {3321219600 7200 1 CEST}
-    {3339363600 3600 0 CET}
-    {3352669200 7200 1 CEST}
-    {3370813200 3600 0 CET}
-    {3384118800 7200 1 CEST}
-    {3402867600 3600 0 CET}
-    {3415568400 7200 1 CEST}
-    {3434317200 3600 0 CET}
-    {3447018000 7200 1 CEST}
-    {3465766800 3600 0 CET}
-    {3479072400 7200 1 CEST}
-    {3497216400 3600 0 CET}
-    {3510522000 7200 1 CEST}
-    {3528666000 3600 0 CET}
-    {3541971600 7200 1 CEST}
-    {3560115600 3600 0 CET}
-    {3573421200 7200 1 CEST}
-    {3592170000 3600 0 CET}
-    {3604870800 7200 1 CEST}
-    {3623619600 3600 0 CET}
-    {3636320400 7200 1 CEST}
-    {3655069200 3600 0 CET}
-    {3668374800 7200 1 CEST}
-    {3686518800 3600 0 CET}
-    {3699824400 7200 1 CEST}
-    {3717968400 3600 0 CET}
-    {3731274000 7200 1 CEST}
-    {3750022800 3600 0 CET}
-    {3762723600 7200 1 CEST}
-    {3781472400 3600 0 CET}
-    {3794173200 7200 1 CEST}
-    {3812922000 3600 0 CET}
-    {3825622800 7200 1 CEST}
-    {3844371600 3600 0 CET}
-    {3857677200 7200 1 CEST}
-    {3875821200 3600 0 CET}
-    {3889126800 7200 1 CEST}
-    {3907270800 3600 0 CET}
-    {3920576400 7200 1 CEST}
-    {3939325200 3600 0 CET}
-    {3952026000 7200 1 CEST}
-    {3970774800 3600 0 CET}
-    {3983475600 7200 1 CEST}
-    {4002224400 3600 0 CET}
-    {4015530000 7200 1 CEST}
-    {4033674000 3600 0 CET}
-    {4046979600 7200 1 CEST}
-    {4065123600 3600 0 CET}
-    {4078429200 7200 1 CEST}
-    {4096573200 3600 0 CET}
+if {![info exists TZData(Europe/Berlin)]} {
+    LoadTimeZoneFile Europe/Berlin
 }
+set TZData(:Europe/Stockholm) $TZData(:Europe/Berlin)
diff --git a/library/tzdata/Iceland b/library/tzdata/Iceland
index eb3f3eb..3e7cd0c 100644
--- a/library/tzdata/Iceland
+++ b/library/tzdata/Iceland
@@ -1,5 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(Atlantic/Reykjavik)]} {
-    LoadTimeZoneFile Atlantic/Reykjavik
+if {![info exists TZData(Africa/Abidjan)]} {
+    LoadTimeZoneFile Africa/Abidjan
 }
-set TZData(:Iceland) $TZData(:Atlantic/Reykjavik)
+set TZData(:Iceland) $TZData(:Africa/Abidjan)
diff --git a/library/tzdata/Indian/Christmas b/library/tzdata/Indian/Christmas
index 76f8cbe..dea9f90 100644
--- a/library/tzdata/Indian/Christmas
+++ b/library/tzdata/Indian/Christmas
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Indian/Christmas) {
-    {-9223372036854775808 25372 0 LMT}
-    {-2364102172 25200 0 +07}
+if {![info exists TZData(Asia/Bangkok)]} {
+    LoadTimeZoneFile Asia/Bangkok
 }
+set TZData(:Indian/Christmas) $TZData(:Asia/Bangkok)
diff --git a/library/tzdata/Indian/Cocos b/library/tzdata/Indian/Cocos
index 833eb20..cb474c9 100644
--- a/library/tzdata/Indian/Cocos
+++ b/library/tzdata/Indian/Cocos
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Indian/Cocos) {
-    {-9223372036854775808 23260 0 LMT}
-    {-2209012060 23400 0 +0630}
+if {![info exists TZData(Asia/Yangon)]} {
+    LoadTimeZoneFile Asia/Yangon
 }
+set TZData(:Indian/Cocos) $TZData(:Asia/Yangon)
diff --git a/library/tzdata/Indian/Kerguelen b/library/tzdata/Indian/Kerguelen
index 93f2d94..b3cbeee 100644
--- a/library/tzdata/Indian/Kerguelen
+++ b/library/tzdata/Indian/Kerguelen
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Indian/Kerguelen) {
-    {-9223372036854775808 0 0 -00}
-    {-631152000 18000 0 +05}
+if {![info exists TZData(Indian/Maldives)]} {
+    LoadTimeZoneFile Indian/Maldives
 }
+set TZData(:Indian/Kerguelen) $TZData(:Indian/Maldives)
diff --git a/library/tzdata/Indian/Mahe b/library/tzdata/Indian/Mahe
index dcafc36..3c728d2 100644
--- a/library/tzdata/Indian/Mahe
+++ b/library/tzdata/Indian/Mahe
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Indian/Mahe) {
-    {-9223372036854775808 13308 0 LMT}
-    {-1988163708 14400 0 +04}
+if {![info exists TZData(Asia/Dubai)]} {
+    LoadTimeZoneFile Asia/Dubai
 }
+set TZData(:Indian/Mahe) $TZData(:Asia/Dubai)
diff --git a/library/tzdata/Indian/Reunion b/library/tzdata/Indian/Reunion
index aa78dec..14f2320 100644
--- a/library/tzdata/Indian/Reunion
+++ b/library/tzdata/Indian/Reunion
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Indian/Reunion) {
-    {-9223372036854775808 13312 0 LMT}
-    {-1848886912 14400 0 +04}
+if {![info exists TZData(Asia/Dubai)]} {
+    LoadTimeZoneFile Asia/Dubai
 }
+set TZData(:Indian/Reunion) $TZData(:Asia/Dubai)
diff --git a/library/tzdata/Pacific/Chuuk b/library/tzdata/Pacific/Chuuk
index ea1cba2..5e2960c 100644
--- a/library/tzdata/Pacific/Chuuk
+++ b/library/tzdata/Pacific/Chuuk
@@ -1,11 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Pacific/Chuuk) {
-    {-9223372036854775808 -49972 0 LMT}
-    {-3944628428 36428 0 LMT}
-    {-2177489228 36000 0 +10}
-    {-1743674400 32400 0 +09}
-    {-1606813200 36000 0 +10}
-    {-907408800 32400 0 +09}
-    {-770634000 36000 0 +10}
+if {![info exists TZData(Pacific/Port_Moresby)]} {
+    LoadTimeZoneFile Pacific/Port_Moresby
 }
+set TZData(:Pacific/Chuuk) $TZData(:Pacific/Port_Moresby)
diff --git a/library/tzdata/Pacific/Easter b/library/tzdata/Pacific/Easter
index 7a8d525..97e1f4f 100644
--- a/library/tzdata/Pacific/Easter
+++ b/library/tzdata/Pacific/Easter
@@ -110,7 +110,7 @@ set TZData(:Pacific/Easter) {
     {1617505200 -21600 0 -06}
     {1630814400 -18000 1 -06}
     {1648954800 -21600 0 -06}
-    {1662264000 -18000 1 -06}
+    {1662868800 -18000 1 -06}
     {1680404400 -21600 0 -06}
     {1693713600 -18000 1 -06}
     {1712458800 -21600 0 -06}
diff --git a/library/tzdata/Pacific/Funafuti b/library/tzdata/Pacific/Funafuti
index d806525..d932469 100644
--- a/library/tzdata/Pacific/Funafuti
+++ b/library/tzdata/Pacific/Funafuti
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Pacific/Funafuti) {
-    {-9223372036854775808 43012 0 LMT}
-    {-2177495812 43200 0 +12}
+if {![info exists TZData(Pacific/Tarawa)]} {
+    LoadTimeZoneFile Pacific/Tarawa
 }
+set TZData(:Pacific/Funafuti) $TZData(:Pacific/Tarawa)
diff --git a/library/tzdata/Pacific/Majuro b/library/tzdata/Pacific/Majuro
index a263a62..b30f494 100644
--- a/library/tzdata/Pacific/Majuro
+++ b/library/tzdata/Pacific/Majuro
@@ -1,12 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Pacific/Majuro) {
-    {-9223372036854775808 41088 0 LMT}
-    {-2177493888 39600 0 +11}
-    {-1743678000 32400 0 +09}
-    {-1606813200 39600 0 +11}
-    {-1041418800 36000 0 +10}
-    {-907408800 32400 0 +09}
-    {-818067600 39600 0 +11}
-    {-7988400 43200 0 +12}
+if {![info exists TZData(Pacific/Tarawa)]} {
+    LoadTimeZoneFile Pacific/Tarawa
 }
+set TZData(:Pacific/Majuro) $TZData(:Pacific/Tarawa)
diff --git a/library/tzdata/Pacific/Pohnpei b/library/tzdata/Pacific/Pohnpei
index 7d0adf3..a8d9779 100644
--- a/library/tzdata/Pacific/Pohnpei
+++ b/library/tzdata/Pacific/Pohnpei
@@ -1,12 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Pacific/Pohnpei) {
-    {-9223372036854775808 -48428 0 LMT}
-    {-3944629972 37972 0 LMT}
-    {-2177490772 39600 0 +11}
-    {-1743678000 32400 0 +09}
-    {-1606813200 39600 0 +11}
-    {-1041418800 36000 0 +10}
-    {-907408800 32400 0 +09}
-    {-770634000 39600 0 +11}
+if {![info exists TZData(Pacific/Guadalcanal)]} {
+    LoadTimeZoneFile Pacific/Guadalcanal
 }
+set TZData(:Pacific/Pohnpei) $TZData(:Pacific/Guadalcanal)
diff --git a/library/tzdata/Pacific/Ponape b/library/tzdata/Pacific/Ponape
index 89644f7..1211f14 100644
--- a/library/tzdata/Pacific/Ponape
+++ b/library/tzdata/Pacific/Ponape
@@ -1,5 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(Pacific/Pohnpei)]} {
-    LoadTimeZoneFile Pacific/Pohnpei
+if {![info exists TZData(Pacific/Guadalcanal)]} {
+    LoadTimeZoneFile Pacific/Guadalcanal
 }
-set TZData(:Pacific/Ponape) $TZData(:Pacific/Pohnpei)
+set TZData(:Pacific/Ponape) $TZData(:Pacific/Guadalcanal)
diff --git a/library/tzdata/Pacific/Truk b/library/tzdata/Pacific/Truk
index c9b1894..7ddbad7 100644
--- a/library/tzdata/Pacific/Truk
+++ b/library/tzdata/Pacific/Truk
@@ -1,5 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(Pacific/Chuuk)]} {
-    LoadTimeZoneFile Pacific/Chuuk
+if {![info exists TZData(Pacific/Port_Moresby)]} {
+    LoadTimeZoneFile Pacific/Port_Moresby
 }
-set TZData(:Pacific/Truk) $TZData(:Pacific/Chuuk)
+set TZData(:Pacific/Truk) $TZData(:Pacific/Port_Moresby)
diff --git a/library/tzdata/Pacific/Wake b/library/tzdata/Pacific/Wake
index 67eab37..945a863 100644
--- a/library/tzdata/Pacific/Wake
+++ b/library/tzdata/Pacific/Wake
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Pacific/Wake) {
-    {-9223372036854775808 39988 0 LMT}
-    {-2177492788 43200 0 +12}
+if {![info exists TZData(Pacific/Tarawa)]} {
+    LoadTimeZoneFile Pacific/Tarawa
 }
+set TZData(:Pacific/Wake) $TZData(:Pacific/Tarawa)
diff --git a/library/tzdata/Pacific/Wallis b/library/tzdata/Pacific/Wallis
index 152e6af..92748f4 100644
--- a/library/tzdata/Pacific/Wallis
+++ b/library/tzdata/Pacific/Wallis
@@ -1,6 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:Pacific/Wallis) {
-    {-9223372036854775808 44120 0 LMT}
-    {-2177496920 43200 0 +12}
+if {![info exists TZData(Pacific/Tarawa)]} {
+    LoadTimeZoneFile Pacific/Tarawa
 }
+set TZData(:Pacific/Wallis) $TZData(:Pacific/Tarawa)
diff --git a/library/tzdata/Pacific/Yap b/library/tzdata/Pacific/Yap
index 4931030..f0b6ae7 100644
--- a/library/tzdata/Pacific/Yap
+++ b/library/tzdata/Pacific/Yap
@@ -1,5 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(Pacific/Chuuk)]} {
-    LoadTimeZoneFile Pacific/Chuuk
+if {![info exists TZData(Pacific/Port_Moresby)]} {
+    LoadTimeZoneFile Pacific/Port_Moresby
 }
-set TZData(:Pacific/Yap) $TZData(:Pacific/Chuuk)
+set TZData(:Pacific/Yap) $TZData(:Pacific/Port_Moresby)
diff --git a/library/tzdata/US/Pacific-New b/library/tzdata/US/Pacific-New
deleted file mode 100644
index 2eb30f8..0000000
--- a/library/tzdata/US/Pacific-New
+++ /dev/null
@@ -1,5 +0,0 @@
-# created by tools/tclZIC.tcl - do not edit
-if {![info exists TZData(America/Los_Angeles)]} {
-    LoadTimeZoneFile America/Los_Angeles
-}
-set TZData(:US/Pacific-New) $TZData(:America/Los_Angeles)
diff --git a/tests/oo.test b/tests/oo.test
index 105c492..ff67cc1 100644
--- a/tests/oo.test
+++ b/tests/oo.test
@@ -7,7 +7,7 @@
 # See the file "license.terms" for information on usage and redistribution of
 # this file, and for a DISCLAIMER OF ALL WARRANTIES.
 
-package require tcl::oo 1.2.0
+package require tcl::oo 1.3.0
 if {"::tcltest" ni [namespace children]} {
     package require tcltest 2.5
     namespace import -force ::tcltest::*
diff --git a/tests/ooNext2.test b/tests/ooNext2.test
index ce4acdf..746f9a5 100644
--- a/tests/ooNext2.test
+++ b/tests/ooNext2.test
@@ -7,7 +7,7 @@
 # See the file "license.terms" for information on usage and redistribution of
 # this file, and for a DISCLAIMER OF ALL WARRANTIES.
 
-package require tcl::oo 1.2.0
+package require tcl::oo 1.3.0
 if {"::tcltest" ni [namespace children]} {
     package require tcltest 2.5
     namespace import -force ::tcltest::*
diff --git a/tests/ooUtil.test b/tests/ooUtil.test
index 4db971e..c8be9c8 100644
--- a/tests/ooUtil.test
+++ b/tests/ooUtil.test
@@ -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.
 
-package require tcl::oo 1.2.0
+package require tcl::oo 1.3.0
 if {"::tcltest" ni [namespace children]} {
     package require tcltest 2.5
     namespace import -force ::tcltest::*
diff --git a/tests/winConsole.test b/tests/winConsole.test
index 0daf54c..821a143 100644
--- a/tests/winConsole.test
+++ b/tests/winConsole.test
@@ -52,13 +52,21 @@ test console-input-1.0 {Console blocking gets} -constraints {win interactive} -b
 
 test console-input-1.1 {Console file channel: non-blocking gets} -constraints {
     win interactive
+} -setup {
+    unset -nocomplain result
+    unset -nocomplain result2
 } -body {
     set oldmode [fconfigure stdin]
 
     prompt "Type \"abc\" and hit Enter: "
     fileevent stdin readable {
 	if {[gets stdin line] >= 0} {
-	    set result $line
+	    lappend result2 $line
+            if {[llength $result2] > 1} {
+                set result $result2
+            } else {
+                prompt "Type \"def\" and hit Enter: "
+            }
 	} elseif {[eof stdin]} {
 	    set result "gets failed"
 	}
@@ -66,7 +74,6 @@ test console-input-1.1 {Console file channel: non-blocking gets} -constraints {
 
     fconfigure stdin -blocking 0 -buffering line
 
-    set result {}
     vwait result
 
     #cleanup the fileevent
@@ -74,7 +81,35 @@ test console-input-1.1 {Console file channel: non-blocking gets} -constraints {
     fconfigure stdin {*}$oldmode
     set result
 
-} -result abc
+} -result {abc def}
+
+test console-input-1.1.1 {Bug baa51423c28a: Console file channel: fileevent with blocking gets} -constraints {
+    win interactive
+} -setup {
+    unset -nocomplain result
+    unset -nocomplain result2
+} -body {
+    prompt "Type \"abc\" and hit Enter: "
+    fileevent stdin readable {
+	if {[gets stdin line] >= 0} {
+	    lappend result2 $line
+            if {[llength $result2] > 1} {
+                set result $result2
+            } else {
+                prompt "Type \"def\" and hit Enter: "
+            }
+	} elseif {[eof stdin]} {
+	    set result "gets failed"
+	}
+    }
+
+    vwait result
+
+    #cleanup the fileevent
+    fileevent stdin readable {}
+    set result
+
+} -result {abc def}
 
 test console-input-2.0 {Console blocking read} -constraints {win interactive} -setup {
     set oldmode [fconfigure stdin]
@@ -94,6 +129,7 @@ test console-input-2.1 {Console file channel: non-blocking read} -constraints {
     set oldmode [fconfigure stdin]
 } -cleanup {
     fconfigure stdin {*}$oldmode
+    puts ""; # Because CRLF also would not have been echoed
 } -body {
     set input ""
     fconfigure stdin -blocking 0 -buffering line -inputmode raw
@@ -262,10 +298,10 @@ test console-fconfigure-set-1.1 {
     fconfigure stdin -inputmode normal
     lappend result [yesno "\nWere the characters echoed?"]
 
-    prompt "\nType the keys \"c\", Ctrl-H, \"d\" and hit Enter. You should see characters echoed: "
+    prompt "Type the keys \"c\", Ctrl-H, \"d\" and hit Enter. You should see characters echoed: "
     lappend result [gets stdin]
     lappend result [fconfigure stdin -inputmode]
-    lappend result [yesno "\nWere the characters echoed (c replaced by d)?"]
+    lappend result [yesno "Were the characters echoed (c replaced by d)?"]
 
     set result
 } -result [list a\x08b raw 0 d normal 1]
diff --git a/unix/tclooConfig.sh b/unix/tclooConfig.sh
index 4c2068c..a400b5b 100644
--- a/unix/tclooConfig.sh
+++ b/unix/tclooConfig.sh
@@ -16,4 +16,4 @@ TCLOO_STUB_LIB_SPEC=""
 TCLOO_INCLUDE_SPEC=""
 TCLOO_PRIVATE_INCLUDE_SPEC=""
 TCLOO_CFLAGS=""
-TCLOO_VERSION=1.2.0
+TCLOO_VERSION=1.3
diff --git a/win/tclWinConsole.c b/win/tclWinConsole.c
index 23652de..753a572 100644
--- a/win/tclWinConsole.c
+++ b/win/tclWinConsole.c
@@ -19,8 +19,8 @@
 #include <ctype.h>
 
 /*
- * A general note on the design: The console channel driver differs from most
- * other drivers in the following respects:
+ * A general note on the design: The console channel driver differs from
+ * most other drivers in the following respects:
  *
  * - There can be at most 3 console handles at any time since Windows does
  *   support allocation of more than one console (with three handles
@@ -35,9 +35,10 @@
  *   std* channels are shared amongst threads which means there can be
  *   multiple Tcl channels corresponding to a single console handle.
  *
- * - Even with multiple threads, more than one file event handler is unlikely.
- *   It does not make sense for multiple threads to register handlers for
- *   stdin because the input would be randomly fragmented amongst the threads.
+ * - Even with multiple threads, more than one file event handler is
+ * unlikely. It does not make sense for multiple threads to register
+ * handlers for stdin because the input would be randomly fragmented amongst
+ * the threads.
  *
  * Various design factors are driven by the above, e.g. use of lists instead
  * of hash tables (at most 3 console handles) and use of global instead of
@@ -55,9 +56,9 @@
  * because an interpreter may (for example) turn off echo for passwords and
  * the read ahead would come in the way of that.
  *
- * If multiple threads are reading from stdin, the input is sprayed in random
- * fashion. This is not good application design and hence no plan to address
- * this (not clear what should be done even in theory)
+ * If multiple threads are reading from stdin, the input is sprayed in
+ * random fashion. This is not good application design and hence no plan to
+ * address this (not clear what should be done even in theory)
  *
  * For output, we do not restrict all output to the console writer threads.
  * See ConsoleOutputProc for the conditions.
@@ -152,7 +153,7 @@ typedef struct ConsoleHandleInfo {
  * only from the thread owning channel EXCEPT when a console traverses it
  * looking for a channel that is watching for events on the console. Even
  * in that case, no locking is required because that access is only under
- * the consoleLock lock which prevents the channel from being removed from
+ * the gConsoleLock lock which prevents the channel from being removed from
  * the gWatchingChannelList which in turn means it will not be deallocated
  * from under the console thread. Access to individual fields does not need
  * to be controlled because
@@ -861,21 +862,33 @@ ConsoleCheckProc(
 	handleInfoPtr = FindConsoleInfo(chanInfoPtr);
 	/* Pointer is safe to access as we are holding gConsoleLock */
 
-	if (handleInfoPtr != NULL) {
-	    AcquireSRWLockShared(&handleInfoPtr->lock);
-	    /* Rememebr channel is read or write, never both */
-	    if (chanInfoPtr->watchMask & TCL_READABLE) {
-		if (RingBufferLength(&handleInfoPtr->buffer) > 0
-		    || handleInfoPtr->lastError != ERROR_SUCCESS) {
-		    needEvent = 1; /* Input data available or error/EOF */
-		}
-	    } else if (chanInfoPtr->watchMask & TCL_WRITABLE) {
-		if (RingBufferHasFreeSpace(&handleInfoPtr->buffer)) {
-		    needEvent = 1; /* Output space available */
-		}
+	if (handleInfoPtr == NULL) {
+	    /* Stale event */
+	    continue;
+	}
+
+	needEvent = 0;
+	AcquireSRWLockShared(&handleInfoPtr->lock);
+	/* Rememeber channel is read or write, never both */
+	if (chanInfoPtr->watchMask & TCL_READABLE) {
+	    if (RingBufferLength(&handleInfoPtr->buffer) > 0
+		|| handleInfoPtr->lastError != ERROR_SUCCESS) {
+		needEvent = 1; /* Input data available or error/EOF */
+	    }
+	    /*
+	     * TCL_READABLE watch means someone is looking out for data being
+	     * available, let reader thread know. Note channel need not be
+	     * ASYNC! (Bug [baa51423c2])
+	     */
+	    handleInfoPtr->flags |= CONSOLE_DATA_AWAITED;
+	    WakeConditionVariable(&handleInfoPtr->consoleThreadCV);
+	}
+	else if (chanInfoPtr->watchMask & TCL_WRITABLE) {
+	    if (RingBufferHasFreeSpace(&handleInfoPtr->buffer)) {
+		needEvent = 1; /* Output space available */
 	    }
-	    ReleaseSRWLockShared(&handleInfoPtr->lock);
 	}
+	ReleaseSRWLockShared(&handleInfoPtr->lock);
 
 	if (needEvent) {
 	    ConsoleEvent *evPtr = (ConsoleEvent *)ckalloc(sizeof(ConsoleEvent));
@@ -1103,12 +1116,6 @@ ConsoleInputProc(
 	 * buffered data, we will pass it up.
 	 */
 	if (numRead != 0) {
-	    /* If console thread was blocked, awaken it */
-	    if (chanInfoPtr->flags & CONSOLE_ASYNC) {
-		/* Async channels always want read ahead */
-		handleInfoPtr->flags |= CONSOLE_DATA_AWAITED;
-		WakeConditionVariable(&handleInfoPtr->consoleThreadCV);
-	    }
 	    break;
 	}
 	/*
@@ -1199,7 +1206,9 @@ ConsoleInputProc(
 	/* Lock is reacquired, loop back to try again */
     }
 
-    if (chanInfoPtr->flags & CONSOLE_ASYNC) {
+    /* We read data. Ask for more if either async or watching for reads */
+    if ((chanInfoPtr->flags & CONSOLE_ASYNC)
+	|| (chanInfoPtr->watchMask & TCL_READABLE)) {
 	handleInfoPtr->flags |= CONSOLE_DATA_AWAITED;
 	WakeConditionVariable(&handleInfoPtr->consoleThreadCV);
     }
@@ -1333,7 +1342,7 @@ ConsoleOutputProc(
 	    }
 	}
 
-	/* Lock is reacquired. Continue loop */
+	/* Lock must have been reacquired before continuing loop */
     }
     WakeConditionVariable(&handleInfoPtr->consoleThreadCV);
     ReleaseSRWLockExclusive(&handleInfoPtr->lock);
@@ -1499,8 +1508,10 @@ ConsoleWatchProc(
 	    ConsoleHandleInfo *handleInfoPtr;
 	    handleInfoPtr = FindConsoleInfo(chanInfoPtr);
 	    if (handleInfoPtr) {
+		AcquireSRWLockExclusive(&handleInfoPtr->lock);
 		handleInfoPtr->flags |= CONSOLE_DATA_AWAITED;
 		WakeConditionVariable(&handleInfoPtr->consoleThreadCV);
+		ReleaseSRWLockExclusive(&handleInfoPtr->lock);
 	    }
 	    ReleaseSRWLockExclusive(&gConsoleLock);
 	}
@@ -1508,6 +1519,7 @@ ConsoleWatchProc(
     } else if (oldMask) {
 	/* Remove from list of watched channels */
 
+	AcquireSRWLockExclusive(&gConsoleLock);
 	for (nextPtrPtr = &gWatchingChannelList, ptr = *nextPtrPtr;
 		ptr != NULL;
 		nextPtrPtr = &ptr->nextWatchingChannelPtr, ptr = *nextPtrPtr) {
@@ -1516,6 +1528,7 @@ ConsoleWatchProc(
 		break;
 	    }
 	}
+	ReleaseSRWLockExclusive(&gConsoleLock);
     }
 }
 
@@ -1571,7 +1584,7 @@ ConsoleGetHandleProc(
  static int
  ConsoleDataAvailable (HANDLE consoleHandle)
 {
-    INPUT_RECORD input[5];
+    INPUT_RECORD input[10];
     DWORD count;
     DWORD i;
 
@@ -1583,11 +1596,17 @@ ConsoleGetHandleProc(
 	== FALSE) {
 	return -1;
     }
+    /*
+     * Even if windows size and mouse events are disabled, can still have
+     * events other than keyboard, like focus events. Look for at least one
+     * keydown event because a trailing LF keyup is always present from the
+     * last input. However, if our buffer is full, assume there is a key
+     * down somewhere in the unread buffer. I suppose we could expand the
+     * buffer but not worth...
+     */
+    if (count == (sizeof(input)/sizeof(input[0])))
+	return 1;
     for (i = 0; i < count; ++i) {
-	/*
-	 * Event must be a keydown because a trailing LF keyup event is always
-	 * present for line based input.
-	 */
 	if (input[i].EventType == KEY_EVENT
 	    && input[i].Event.KeyEvent.bKeyDown) {
 	    return 1;
@@ -1984,6 +2003,7 @@ AllocateConsoleHandleInfo(
 
 
     handleInfoPtr = (ConsoleHandleInfo *)ckalloc(sizeof(*handleInfoPtr));
+    memset(handleInfoPtr, 0, sizeof(*handleInfoPtr));
     handleInfoPtr->console = consoleHandle;
     InitializeSRWLock(&handleInfoPtr->lock);
     InitializeConditionVariable(&handleInfoPtr->consoleThreadCV);
diff --git a/win/tclooConfig.sh b/win/tclooConfig.sh
index 4c2068c..a400b5b 100644
--- a/win/tclooConfig.sh
+++ b/win/tclooConfig.sh
@@ -16,4 +16,4 @@ TCLOO_STUB_LIB_SPEC=""
 TCLOO_INCLUDE_SPEC=""
 TCLOO_PRIVATE_INCLUDE_SPEC=""
 TCLOO_CFLAGS=""
-TCLOO_VERSION=1.2.0
+TCLOO_VERSION=1.3