It appears that autogen.sh doesn't like es.po if it isn't mentioned in
[tinc] / lib / pidfile.c
2000-11-24 Ivo TimmermansSet errno to 0 before trying to kill the other process.
2000-11-07 Guus SliepenPorting to SunOS 5.8:
2000-03-26 Ivo TimmermansInitial revision