Don't call event_del() from the mtuevent handler, always send_mtu_probe() in ans_key_h().
[tinc] / src / bsd /
drwxr-xr-x   ..
-rw-r--r-- 8899 device.c
-rw-r--r-- 7105 tunemu.c
-rw-r--r-- 1067 tunemu.h