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-rw-r--r--unix/aclocal.m41
1 files changed, 1 insertions, 0 deletions
diff --git a/unix/aclocal.m4 b/unix/aclocal.m4
index 11412ee..d40e855 100644
--- a/unix/aclocal.m4
+++ b/unix/aclocal.m4
@@ -360,6 +360,7 @@ AC_DEFUN(SC_ENABLE_THREADS, [
TCL_THREADS=1
AC_DEFINE(TCL_THREADS)
AC_DEFINE(_REENTRANT)
+ AC_MSG_WARN("Tk on Unix is known to have problems with thread support. It is recommended that Tk be used with a non-thread enabled Tcl.")
AC_CHECK_LIB(pthread,pthread_mutex_init,tcl_ok=yes,tcl_ok=no)
if test "$tcl_ok" = "yes"; then