1 files changed, 17 insertions, 15 deletions
diff --git a/unix/tclUnixThrd.c b/unix/tclUnixThrd.c
index 226552f..e1bc074 100644
--- a/unix/tclUnixThrd.c
+++ b/unix/tclUnixThrd.c
@@ -13,7 +13,7 @@
 
 #include "tclInt.h"
 
-#ifdef TCL_THREADS
+#if TCL_THREADS
 
 /*
  * TIP #509.
@@ -185,7 +185,7 @@ TclpThreadCreate(
     int flags)			/* Flags controlling behaviour of the new
 				 * thread. */
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     pthread_attr_t attr;
     pthread_t theThread;
     int result;
@@ -263,7 +263,7 @@ Tcl_JoinThread(
 				 * thread we wait upon will be written into.
 				 * May be NULL. */
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     int result;
     unsigned long retcode, *retcodePtr = &retcode;
 
@@ -277,7 +277,6 @@ Tcl_JoinThread(
 #endif
 }
 
-#ifdef TCL_THREADS
 /*
  *----------------------------------------------------------------------
  *
@@ -298,9 +297,12 @@ void
 TclpThreadExit(
     int status)
 {
+#if TCL_THREADS
     pthread_exit(INT2PTR(status));
-}
+#else /* TCL_THREADS */
+    exit(status);
 #endif /* TCL_THREADS */
+}
 
 /*
  *----------------------------------------------------------------------
@@ -321,7 +323,7 @@ TclpThreadExit(
 Tcl_ThreadId
 Tcl_GetCurrentThread(void)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     return (Tcl_ThreadId) pthread_self();
 #else
     return (Tcl_ThreadId) 0;
@@ -350,7 +352,7 @@ Tcl_GetCurrentThread(void)
 void
 TclpInitLock(void)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     pthread_mutex_lock(&initLock);
 #endif
 }
@@ -376,7 +378,7 @@ TclpInitLock(void)
 void
 TclFinalizeLock(void)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     /*
      * You do not need to destroy mutexes that were created with the
      * PTHREAD_MUTEX_INITIALIZER macro. These mutexes do not need any
@@ -407,7 +409,7 @@ TclFinalizeLock(void)
 void
 TclpInitUnlock(void)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     pthread_mutex_unlock(&initLock);
 #endif
 }
@@ -436,7 +438,7 @@ TclpInitUnlock(void)
 void
 TclpMasterLock(void)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     pthread_mutex_lock(&masterLock);
 #endif
 }
@@ -462,7 +464,7 @@ TclpMasterLock(void)
 void
 TclpMasterUnlock(void)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     pthread_mutex_unlock(&masterLock);
 #endif
 }
@@ -489,7 +491,7 @@ TclpMasterUnlock(void)
 Tcl_Mutex *
 Tcl_GetAllocMutex(void)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     PMutex **allocLockPtrPtr = &allocLockPtr;
     pthread_once(&allocLockInitOnce, allocLockInit);
     return (Tcl_Mutex *) allocLockPtrPtr;
@@ -498,7 +500,7 @@ Tcl_GetAllocMutex(void)
 #endif
 }
 
-#ifdef TCL_THREADS
+#if TCL_THREADS
 
 /*
  *----------------------------------------------------------------------
@@ -771,7 +773,7 @@ char *
 TclpInetNtoa(
     struct in_addr addr)
 {
-#ifdef TCL_THREADS
+#if TCL_THREADS
     ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey);
     unsigned char *b = (unsigned char*) &addr.s_addr;
 
@@ -783,7 +785,7 @@ TclpInetNtoa(
 }
 #endif /* TCL_NO_DEPRECATED */
 
-#ifdef TCL_THREADS
+#if TCL_THREADS
 /*
  * Additions by AOL for specialized thread memory allocator.
  */