--- mt2ct.c.orig	Wed Sep 30 11:47:04 1998
+++ mt2ct.c	Wed Sep 30 11:47:14 1998
@@ -45,7 +45,7 @@
 void write_ct_file ();
 #endif
 
-void
+int
 main(argc, argv)
 int argc;
 char *argv[];
@@ -74,6 +74,7 @@
 		exit(1);
 	}
 	write_ct_file();
+	return 0;
 }
 
 /*