SUBDIRS += init
## Path MTU discovery.
-if PATHMTU
SUBDIRS += pathmtu
-endif
## Wireshark.
if HAVE_WIRESHARK
SUBDIRS += mon
endif
+## Contributed stuff.
+SUBDIRS += contrib
+
## Testing.
SUBDIRS += t
### Release tweaking.
## Distcheck tweaks.
-DISTCHECK_TUNNELS = linux bsd unet slip
+DISTCHECK_TUNNELS = slip
DISTCHECK_CONFIGURE_FLAGS = \
--with-tunnel='$(DISTCHECK_TUNNELS)' \