X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=configure.in;h=eff93a0881a59be8bda98d9f18453a0347f4f8b3;hp=181ff8f28195f6a5cafbf1375782373d36490715;hb=4a5d42178cc0954efba8b24058da9c70cc77c35a;hpb=0322c0883b76257c0893aa75a510e264056ac15b

diff --git a/configure.in b/configure.in
index 181ff8f2..eff93a08 100644
--- a/configure.in
+++ b/configure.in
@@ -21,7 +21,7 @@ AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
 ALL_LINGUAS="nl"
 
 dnl Checks for programs.
-AC_PROG_CC
+AC_PROG_CC_C99
 AC_PROG_CPP
 AC_PROG_INSTALL
 AC_PROG_LN_S
@@ -75,6 +75,15 @@ case $host_os in
   ;;
 esac
 
+AC_ARG_ENABLE(tunemu,
+  AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
+  [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
+    tunemu=true
+  ]
+)
+
+AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
+
 AC_CACHE_SAVE
 
 if test -d /sw/include ; then
@@ -91,7 +100,7 @@ dnl We do this in multiple stages, because unlike Linux all the other operating
 
 AC_HEADER_STDC
 AC_CHECK_HEADERS([stdbool.h syslog.h sys/file.h sys/ioctl.h sys/mman.h sys/param.h sys/socket.h sys/time.h sys/uio.h sys/wait.h netdb.h arpa/inet.h])
-AC_CHECK_HEADERS([net/if.h net/if_types.h net/if_tun.h net/if_tap.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h],
+AC_CHECK_HEADERS([net/if.h net/if_types.h linux/if_tun.h net/if_tun.h net/if_tap.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h],
   [], [], [#include "have.h"]
 )
 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],