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* configure.ac: Actually test whether libc has IPv6 support.

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[backport candidate]
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hasso 2005-06-30 13:52:20 +00:00
parent ea6f82b979
commit 850d39f340
2 changed files with 17 additions and 1 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2005-06-30 Louis Lagendijk <louis.lagendijk@gmail.com>
* configure.ac: Actually test whether libc has IPv6 support.
2005-06-28 Paul Jakma <paul.jakma@sun.com>
* INSTALL.quagga.txt: GNU make is required now, because of manual

14
configure.ac
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@ -5,7 +5,7 @@
## Copyright (c) 1996, 97, 98, 99, 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
## Portions Copyright (c) 2003 Paul Jakma <paul@dishone.st>
##
## $Id: configure.ac,v 1.108 2005/05/13 20:11:53 paul Exp $
## $Id: configure.ac,v 1.109 2005/06/30 13:52:20 hasso Exp $
AC_PREREQ(2.53)
AC_INIT(Quagga, 0.99.1, [http://bugzilla.quagga.net])
@ -801,6 +801,18 @@ dnl ----------
fi
fi
if test "$zebra_cv_linux_ipv6" = "yes";then
AC_MSG_CHECKING(whether libc has IPv6 support)
AC_TRY_LINK([#include <netinet/in.h>
],[ int a; a = (int) in6addr_any.s6_addr[0]; if (a != 12345) return a; ],
[AC_MSG_RESULT(yes)
zebra_cv_ipv6=yes
zebra_cv_linux_ipv6=yes],
[AC_MSG_RESULT(no)
zebra_cv_ipv6=no
zebra_cv_linux_ipv6=no])
fi
if test "$zebra_cv_linux_ipv6" = "yes";then
AC_MSG_CHECKING(for GNU libc >= 2.1)
AC_DEFINE(HAVE_IPV6,1,Linux IPv6)