From: Richard M. Stallman <rms@gnu.org>
Date: Thu, 23 Jun 1994 19:27:56 +0000 (+0000)
Subject: Don't declare exit or perror.
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Don't declare exit or perror.
---

diff --git a/lib-src/hexl.c b/lib-src/hexl.c
index c183af7add4..bd6220e0ba5 100644
--- a/lib-src/hexl.c
+++ b/lib-src/hexl.c
@@ -12,11 +12,6 @@
 #define TRUE  (1)
 #define FALSE (0)
 
-#ifndef MSDOS
-/* Defined volatile by std.h in MsDos.  */
-extern void exit (), perror ();
-#endif
-
 int base = DEFAULT_BASE, un_flag = FALSE, iso_flag = FALSE, endian = 1;
 int group_by = DEFAULT_GROUPING;
 char *progname;