INT 7F - Alloy NTNX, MW386 - SEMAPHORE LOCK AND WAIT AH = 00h DS:DX -> ASCIZ semaphore name (max 64 bytes) Return: AL = status (see #03871) AH = semaphore owner if status=02h SeeAlso: AH=01h,AH=02h,AH=41h,INT 67/AH=00h