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-rw-r--r--win/tcl.m43
1 files changed, 3 insertions, 0 deletions
diff --git a/win/tcl.m4 b/win/tcl.m4
index f263325..4a73af7 100644
--- a/win/tcl.m4
+++ b/win/tcl.m4
@@ -257,6 +257,9 @@ AC_DEFUN(SC_ENABLE_THREADS, [
# USE_THREAD_ALLOC tells us to try the special thread-based
# allocator that significantly reduces lock contention
AC_DEFINE(USE_THREAD_ALLOC)
+ # USE_THREAD_STORAGE tells us to use the new generic thread
+ # storage subsystem.
+ AC_DEFINE(USE_THREAD_STORAGE)
else
TCL_THREADS=0
AC_MSG_RESULT([no (default)])