--- a/examples/rlfe/pty.c
+++ b/examples/rlfe/pty.c
@@ -254,7 +254,7 @@ char **ttyn;
 #if defined(HAVE_GETPT) && defined(linux)
   int getpt __P((void));
 #endif
-  sigret_t (*sigcld)__P(SIGPROTOARG);
+  sighandler_t sigcld;
 
   strcpy(PtyName, "/dev/ptmx");
 #if defined(HAVE_GETPT) && defined(linux)