Category: DOS-based task switchers/multitaskers

INT 15 - MultiDOS Plus - TEST RESOURCE SEMAPHORE BY NAME

	AH = 1Dh
	DS:SI -> 8-byte name
Return: AH = status
	    00h semaphore not in use
	    01h semaphore owned by another task
	    02h invalid semaphore number
	    03h caller owns semaphore
	    04h out of string space
Notes:	(see AH=10h"MultiDOS")
	equivalent to AH=1Ah followed by AH=10h
SeeAlso: AH=10h"MultiDOS",AH=1Ah"MultiDOS",AH=1Bh"MultiDOS",AH=1Ch"MultiDOS"