1 files changed, 1 insertions, 1 deletions
diff --git a/signal.c b/signal.c
index 3a2c5c6eeb..faf0ba6833 100644
--- a/signal.c
+++ b/signal.c
@@ -368,7 +368,7 @@ sighandler(sig)
     int sig;
 {
 #ifdef NT
-#define IN_MAIN_CONTEXT(f, a) (win32_main_context(a, f) ? (void)0 : f(a))
+#define IN_MAIN_CONTEXT(f, a) (rb_w32_main_context(a, f) ? (void)0 : f(a))
 #else
 #define IN_MAIN_CONTEXT(f, a) f(a)
 #endif