Also never destroys global mutex, otherwise we get a race condition
(which is pretty contradictory to the point for mutexes)

It is mostly useful to register global mutexes and such things.

libtool: added support for libtool executable wrapper on Cygwin when compiling in devel mode, this code may also need be ported on Linux if necessary

include/vlc_events.h: Opt for the vlc_object_name_function_name naming scheme.