Build system: Fix check for <linux/if_tun.h> and remove our copy

[secnet] / configure.in

diff --git a/configure.in b/configure.in
index 0c0c545..9250f75 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -27,7 +27,7 @@ AC_STDC_HEADERS
 AC_CHECK_HEADERS([stdint.h inttypes.h])
 AC_CHECK_HEADERS([net/if.h net/route.h])
 AC_CHECK_HEADERS([sys/socket.h])
-AC_CHECK_HEADERS([linux/if.h], [], [], 
+AC_CHECK_HEADERS([linux/if_tun.h], [], [], 
 [#if HAVE_SYS_SOCKET_H
 # include <sys/socket.h>
 #endif