From 9e818012346fbee36ba481866b3d0005ac6816ea Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Wed, 29 Sep 1999 20:57:39 +0000
Subject: Compilation fix for AIX.

svn path=/trunk/; revision=2625
---
 mx.h     | 3 +++
 socket.c | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/mx.h b/mx.h
index 0a28f2b0..cc0e28d5 100644
--- a/mx.h
+++ b/mx.h
@@ -9,6 +9,9 @@ struct mxentry
 extern struct mxentry * getmxrecords(const char *);
 
 /* some versions of FreeBSD should declare this but don't */
+/* But only declare it if it isn't already */
+#ifndef h_errno
 extern int h_errno;
+#endif /* ndef h_errno */
 
 /* mx.h ends here */
diff --git a/socket.c b/socket.c
index 8f559799..c852e641 100644
--- a/socket.c
+++ b/socket.c
@@ -32,6 +32,9 @@
 #include "fetchmail.h"
 #include "i18n.h"
 
+/* We need to define h_errno only if it is not already */
+#ifndef h_errno
+
 #ifdef HAVE_RES_SEARCH
 /* some versions of FreeBSD should declare this but don't */
 extern int h_errno;
@@ -40,6 +43,8 @@ extern int h_errno;
 static int h_errno;
 #endif
 
+#endif /* ndef h_errno */
+
 #if NET_SECURITY
 #include <net/security.h>
 #endif /* NET_SECURITY */
-- 
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