if(ch >= MAX_CHANNELS) {return;}  
void init_channel_layer(int ch){	if(channel[ch].channel_layer != NULL) {		free(channel[ch].channel_layer);		channel[ch].channel_layer = NULL;	}	add_channel_layer(ch, ch);}
4357	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4357/a8bbef53d53be7361bcc8743932fd7879d07f0af/readmidi.c/clean/timidity/readmidi.c