--- tclUnixThrd.c.orig	Tue Jan  5 14:17:19 1999
+++ tclUnixThrd.c	Tue Jan  5 14:19:05 1999
@@ -109,7 +109,7 @@
     pthread_attr_t attr;
 
     pthread_attr_init(&attr);
-    pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM);
+    /* pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM); */
     if (pthread_create((pthread_t *)idPtr, &attr, (void * (*)())proc, (void *)clientData) < 0) {
 	return TCL_ERROR;
     } else {