Revert "ao_openal: enable building on OSX"

This reverts commit af6126adbe61fb2b6cc780025246d33df93072e6. Apple's
OpenAL support is ridiculously out of date, revert back to just using
OpenAL Soft on macOS (fixes #4645).

(cherry picked from commit 91786fa99c15dc64d3bce4be413326ba2dbe59f7)

1 files changed, 1 insertions, 1 deletions

diff --git a/wscript b/wscript
index e0dbeab322..7074312cf3 100644
--- a/wscript
+++ b/wscript
@@ -506,7 +506,7 @@ audio_output_features = [
     }, {
         'name': '--openal',
         'desc': 'OpenAL audio output',
-        'func': check_openal,
+        'func': check_pkg_config('openal', '>= 1.13'),
         'default': 'disable'
     }, {
         'name': '--opensles',