1 files changed, 1 insertions, 1 deletions
diff --git a/signal.c b/signal.c
index 36634a9c47..ea0504b47b 100644
--- a/signal.c
+++ b/signal.c
@@ -445,7 +445,7 @@ sigsend_to_ruby_thread(int sig)
 #endif
 }
 
-static RETSIGTYPE sighandler _((int));
+static RETSIGTYPE sighandler(int);
 static RETSIGTYPE
 sighandler(int sig)
 {