tal: allow notifiers on NULL.
[ccan] / ccan / lstack /
drwxr-xr-x   ..
lrwxrwxrwx 22 LICENSE -> ../../licenses/BSD-MIT
-rw-r--r-- 1086 _info
-rw-r--r-- 4806 lstack.h
drwxr-xr-x - test