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Linearized checks for if_tun.h
[oweals/tinc.git]
/
m4
/
tuntap.m4
diff --git
a/m4/tuntap.m4
b/m4/tuntap.m4
index 28ddc9ecc12876de4fb15535148ece5a6165ee9c..2fc29aefb89fd8f21cba48cca1e89d5a1e492495 100644
(file)
--- a/
m4/tuntap.m4
+++ b/
m4/tuntap.m4
@@
-17,11
+17,13
@@
AC_CACHE_CHECK([for linux/if_tun.h], tinc_cv_linux_if_tun_h,
[ AC_TRY_COMPILE([linux/if_tun.h],
[int a = IFF_TAP],
if_tun_h="linux/if_tun.h",
[ AC_TRY_COMPILE([linux/if_tun.h],
[int a = IFF_TAP],
if_tun_h="linux/if_tun.h",
- [ AC_TRY_COMPILE([$kerneldir/include/linux/if_tun.h],
+ if_tun_h="no")
+ if test $if_tun_h = no; then
+ AC_TRY_COMPILE([$kerneldir/include/linux/if_tun.h],
[int a = IFF_TAP],
if_tun_h="$kerneldir/include/linux/if_tun.h",
if_tun_h="no")
[int a = IFF_TAP],
if_tun_h="$kerneldir/include/linux/if_tun.h",
if_tun_h="no")
- ])
+ fi
if test $if_tun_h = no; then
AC_MSG_RESULT(none)
else
if test $if_tun_h = no; then
AC_MSG_RESULT(none)
else