[Xcb] Add missing return values

[Mikhail Gusarov]

Recent commit to xcb-util changed signatures of several functions in
icccm/icccm.c. Shouldn't it lead to bump of SONAME for xcb-icccm?

-- 
  http://fossarchy.blogspot.com/
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 834 bytes
Desc: not available
Url : http://lists.freedesktop.org/archives/xcb/attachments/20090926/6d13538c/attachment.pgp