New asort routine; unf. breaks under -Wmissing-prototypes etc :(
[ccan] / ccan / asort /
drwxr-xr-x   ..
-rw-r--r-- 1277 _info
-rw-r--r-- 605 asort.c
-rw-r--r-- 1227 asort.h
drwxr-xr-x - test