It has little benefits in general, (esp. in our usecase) and huge disadvantages for files on network mounts.
"Basically, IOKit should be so fast and efficient, that there are few usecases left for mmap() on Darwin."

See http://git.videolan.org/gitweb.cgi/x264.git/?a=commit;h=c89bc900a3bf0d4c4c728ad378703970b4f14e18 for more details.

Also #undef some local macros.
Still a lot of potential memleaks.

We don't need an explicit barrier when setting initialized from
vlc_mutex_init(). The caller shall synchronize memory after
vlc_mutex_init() from any thread calling vlc_mutex_lock() anyway,
since locking an unitialized non-static mutex is undefined.

(cherry picked from commit b1aa0a1a872627bb6bf6d94fea8145f4b6c3fccd)

Fix #2159

when --enable-libcdio was passed to configure, vcdinfo was searched and
linked against if found (only do that when vcdinfo wasn't disabled)
Signed-off-by: Christophe Mutricy <xtophe@videolan.org>

Signed-off-by: Christophe Mutricy <xtophe@videolan.org>

Redefine vlc_dictionary_clear() and vlc_dictionary_remove_value_for_key() Allow passing a pointer to a function and an opaque pointer in order to free the memory if the values of the dictionary contain allocated memory.
Signed-off-by: Rémi Duraffort <ivoire@videolan.org>

Signed-off-by: Rémi Denis-Courmont <rdenis@simphalempin.com>

This bug can never happen, as we never call with pppsz_longname == NULL
at the moment.