sliders.h -- slider and switch display state definitions

	LS_PRMTR	0
	LS_VOICE	1
	LS_OTHER	2
	LS_EQ		3

sclock.h -- score clock sources and controls

	CK_LOCAL	0
	CK_MIDI		1
	CK_SMPTE	2
	CK_PLS24	3
	CK_PLS48	4
	CK_PLS96	5
	CK_STEP		6

smdefs.h -- MIDAS Source / Multiplier definitions

	SM_NONE		0	/* No source - always 0 */
	SM_RAND		1	/* Random source */
	SM_CTL1		2	/* Control Voltage 1 / MIDI GPC 1 */

	SM_PTCH		5	/* Key Pitch     (not updated in scan table) */
	SM_KPRS		6	/* Key Pressure */
	SM_KVEL		7	/* Key Velocity */
	SM_PED1		8	/* Pedal 1 */

	SM_FREQ		10	/* Key frequency (not updated in scan table) */
	SM_HTPW		11	/* Tablet X / MIDI Pitch Wheel */
	SM_VTMW		12	/* Tablet Y / MIDI Mod Wheel */
	SM_LPBR		13	/* LongPot / MIDI Breath Controller */

/* Sources 3, 4, and 9 no longer exist */

	NSRCS		14		/* Highest source number + 1 */
	NGPSRS		(12 << 4)	/* Number of group/source pairs */