--- hoc.y.orig	Wed Sep 16 15:27:03 1998
+++ hoc.y	Wed Sep 16 15:27:54 1998
@@ -284,13 +284,13 @@
 }
 
 void
-fpecatch(void)	/* catch floating point exceptions */
+fpecatch(int signum)	/* catch floating point exceptions */
 {
 	execerror("floating point exception", (char *) 0);
 }
 
 void
-intcatch(void)	/* catch interrupts */
+intcatch(int signum)	/* catch interrupts */
 {
 	execerror("interrupt", (char *) 0);
 }
