--- gvpe/m4/tuntap.m4	2003/03/01 15:53:02	1.1
+++ gvpe/m4/tuntap.m4	2013/07/10 01:51:40	1.2
@@ -1,6 +1,6 @@
 dnl Check to find out whether the running kernel has support for TUN/TAP
 
-AC_DEFUN(tinc_TUNTAP,
+AC_DEFUN([tinc_TUNTAP],
 [
 AC_ARG_WITH(kernel,
   [  --with-kernel=dir       give the directory with kernel sources]