Updates to a number of apps to remove warnings/compile errors under libc5.
Tested under both libc5 and libc6 and all seems well with these fixes.
 -Erik
diff --git a/sleep.c b/sleep.c
index 13f07c0..c7ab32d 100644
--- a/sleep.c
+++ b/sleep.c
@@ -39,6 +39,6 @@
 	if (sleep(atoi(*(++argv))) != 0) {
 		perror("sleep");
 		exit(FALSE);
-	} else
-		exit(TRUE);
+	}
+	return(TRUE);
 }