From 5f0929a7f9380db5d2416035fd02083ed1185779 Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Mon, 25 Jul 1994 20:47:57 +0000
Subject: [PATCH] [!HAVE_H_ERRNO]: Declare h_errno. (Fopen_network_stream): Set
 h_errno to 0 initially.

---
 src/process.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/process.c b/src/process.c
index 013a3128979..43d569b201b 100644
--- a/src/process.c
+++ b/src/process.c
@@ -135,6 +135,10 @@ extern char *strerror ();
 extern char *sys_errlist[];
 #endif
 
+#ifndef HAVE_H_ERRNO
+extern int h_errno;
+#endif
+
 #ifndef SYS_SIGLIST_DECLARED
 #ifndef VMS
 #ifndef BSD4_1
@@ -1516,6 +1520,9 @@ Fourth arg SERVICE is name of the service desired, or an integer\n\
 #ifndef TERM
   while (1)
     {
+#ifdef TRY_AGAIN
+      h_errno = 0;
+#endif
       host_info_ptr = gethostbyname (XSTRING (host)->data);
 #ifdef TRY_AGAIN
       if (! (host_info_ptr == 0 && h_errno == TRY_AGAIN))
-- 
2.39.5