modules: update documentation examples so they compile under ccanlint.
[ccan] / ccan / str /
drwxr-xr-x   ..
lrwxrwxrwx 23 LICENCE -> ../../licences/LGPL-2.1
-rw-r--r-- 806 _info
-rw-r--r-- 1412 str.h
drwxr-xr-x - test