tal: allow notifiers on NULL.
[ccan] / ccan / cast /
drwxr-xr-x   ..
lrwxrwxrwx 23 LICENSE -> ../../licenses/LGPL-2.1
-rw-r--r-- 2234 _info
-rw-r--r-- 4977 cast.h
drwxr-xr-x - test