diff --git a/cde/lib/tt/bin/tt_type_comp/frozen.mp_types_lex.C b/cde/lib/tt/bin/tt_type_comp/frozen.mp_types_lex.C
index d256771cd..a543109d0 100644
--- a/cde/lib/tt/bin/tt_type_comp/frozen.mp_types_lex.C
+++ b/cde/lib/tt/bin/tt_type_comp/frozen.mp_types_lex.C
@@ -68,7 +68,9 @@ extern "C" {
 #ifdef __cplusplus
 extern "C" {
 #endif
+#if !defined(linux)
 	void exit(int);
+#endif
 #ifdef __cplusplus
 }
 #endif