- AC_DEFINE(HAVE_TUNTAP)
- AC_DEFINE_UNQUOTED(LINUX_IF_TUN_H, $tinc_cv_linux_if_tun_h)
- AC_SUBST(LINUX_IF_TUN_H)
+ AC_DEFINE(HAVE_TUNTAP, 1, [Universal tun/tap driver present])
+ if test $tinc_cv_linux_if_tun_h != default; then
+ AC_DEFINE_UNQUOTED(LINUX_IF_TUN_H, $tinc_cv_linux_if_tun_h, [Location of if_tun.h])
+ fi