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-rw-r--r--sig.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/sig.h b/sig.h
index ac4a4787f4..24a5160d37 100644
--- a/sig.h
+++ b/sig.h
@@ -20,6 +20,8 @@ extern int prohibit_interrupt;
#define ENABLE_INTS {prohibit_interrupt--;}
extern int trap_pending;
+void trap_restore_mask _((void));
+
#ifdef THREAD
extern int thread_critical;
#if defined(HAVE_SETITIMER) && !defined(__BOW__)