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-rw-r--r--generic/tclThreadTest.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/generic/tclThreadTest.c b/generic/tclThreadTest.c
index 90b4ccf..349830b 100644
--- a/generic/tclThreadTest.c
+++ b/generic/tclThreadTest.c
@@ -138,7 +138,13 @@ static void ThreadFreeProc(void *clientData);
static int ThreadDeleteEvent(Tcl_Event *eventPtr,
void *clientData);
static void ThreadExitProc(void *clientData);
+#ifdef __cplusplus
+extern "C" {
+#endif
extern int Tcltest_Init(Tcl_Interp *interp);
+#ifdef __cplusplus
+}
+#endif
/*
*----------------------------------------------------------------------