tag	line	file	source code
patch_vol	68	drivers/sound/gus_wave.c	int             main_vol, expression_vol, patch_vol;
patch_vol	461	drivers/sound/gus_wave.c	voices[voice].patch_vol = 127;
patch_vol	898	drivers/sound/gus_wave.c	voices[voice].patch_vol);
patch_vol	1123	drivers/sound/gus_wave.c	voices[voice].patch_vol = samples[sample].volume;