Fix QSettings problems:
- Reopen file in ReadOnly mode if it was open in ReadWrite mode
and is being read. This is needed for stupid QSettings which
opens file in ReadWrite mode just to call readAll() on it.
- Implement setSize(0)
LIBRARY "openalbridge"
EXPORTS
openal_init
openal_close
openal_ready
openal_loadfile
openal_playsound
openal_pausesound
openal_stopsound
openal_playsound_loop
openal_stopsound_free
openal_freesound
openal_toggleloop
openal_setvolume
openal_setglobalvolume
openal_togglemute
openal_fade
openal_fadein
openal_fadeout