--- ciped.c	1998/04/07 20:08:51	1.16
+++ ciped.c	1998/04/09 10:00:56
@@ -538,7 +538,7 @@
   struct sigaction sa;
   sa.sa_handler = fun;
   sa.sa_flags = 0;
-  sa.sa_mask = 0;
+  sigemptyset(&sa.sa_mask);
   sigaction(sig, &sa, NULL);
 }