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Skip the check for Linux kernel sources

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This commit is contained in:
Ivo Timmermans 2000-10-28 19:34:53 +00:00
parent d47d5932a3
commit ba6b8005eb
1 changed files with 1 additions and 18 deletions
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19
m4/tuntap.m4
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@ -2,29 +2,12 @@ dnl Check to find out whether the running kernel has support for TUN/TAP
AC_DEFUN(tinc_TUNTAP,
[
dnl Check for directory with kernel source... (from ALSA)
AC_CACHE_CHECK([for directory with kernel source], tinc_cv_kerneldir,
[ AC_ARG_WITH(kernel,
[ --with-kernel=dir give the directory with kernel sources]
[ (default: /usr/src/linux)],
kerneldir="$withval", kerneldir="/usr/src/linux")
AC_DEFINE_UNQUOTED(CONFIG_TINC_KERNELDIR, "$kerneldir")
CONFIG_TINC_KERNELDIR="$kerneldir"
AC_SUBST(CONFIG_TINC_KERNELDIR)
AC_MSG_RESULT($kerneldir)
])
AC_CACHE_CHECK([for linux/if_tun.h], tinc_cv_linux_if_tun_h,
[ AC_TRY_COMPILE([#include <linux/if_tun.h>],
[int a = IFF_TAP],
if_tun_h="linux/if_tun.h",
if_tun_h="no")
if test $if_tun_h = no; then
AC_TRY_COMPILE([#include "$kerneldir/include/linux/if_tun.h"],
[int a = IFF_TAP],
if_tun_h="$kerneldir/include/linux/if_tun.h",
if_tun_h="no")
fi
if test $if_tun_h = no; then
if test $if_tun_h = no; then
AC_MSG_RESULT(none)
else
AC_DEFINE(HAVE_TUNTAP)