Even more conversion, lots of superfluous macro removal

Quake/snd_flac.cpp

@@ -224,7 +224,7 @@ flac_meta_func (const FLAC__StreamDecoder *decoder,
 }
 
 
-static qboolean S_FLAC_CodecInitialize (void)
+static bool S_FLAC_CodecInitialize (void)
 {
 	return true;
 }
@@ -233,7 +233,7 @@ static void S_FLAC_CodecShutdown (void)
 {
 }
 
-static qboolean S_FLAC_CodecOpenStream (snd_stream_t *stream)
+static bool S_FLAC_CodecOpenStream (snd_stream_t *stream)
 {
 	flacfile_t *ff;
 	int rc;