return 0; 
return 0; 
int midi_drumpart_change(int ch, int isdrum){    if(IS_SET_CHANNELMASK(drumchannel_mask, ch))	return 0;    if(isdrum)    {	SET_CHANNELMASK(drumchannels, ch);	SET_CHANNELMASK(current_file_info->drumchannels, ch);    }    else    {	UNSET_CHANNELMASK(drumchannels, ch);	UNSET_CHANNELMASK(current_file_info->drumchannels, ch);    }    return 1;}
4357	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4357/d58fb48ed74eb50a4e65cf45c56bec90d29fd925/playmidi.c/clean/timidity/playmidi.c