#include <libdx7.h>

dx7SysInfoAvail(midi,chan,yesno)
/*
** Set cs{SYS INFO AVAIL} mode on the dx7 to 'yesno' (`1` for yes, `0` for no).
*/
{
	dx7Push(midi,chan,DX7function);
	dx7Push(midi,chan,DX7sysinfo-1);/* guarantees MIDI CHAN will come up */
	dx7Push(midi,chan,DX7sysinfo);	/* push once for MIDI CHAN */
	dx7Push(midi,chan,DX7sysinfo);	/* ...and twice for SYS INFO */
	dx7Push(midi,chan,dx7yes(yesno));
}