Got rid of the nasty hacks... and replaced it by another one.
[tinc] / cipher /
drwxr-xr-x   ..
-rw-r--r-- 298 Makefile.am
drwxr-xr-x - blowfish
-rw-r--r-- 2857 cipher.c
-rw-r--r-- 1295 cipher.h