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Int 7F Fn 00 - Alloy Ntnx, Mw386 - Semaphore Lock And Wait [N]
AH = 00h
DS:DX -> ASCIZ semaphore name (max 64 bytes)
Return: AL = status (see below)
AH = semaphore owner if status=02h
See Also: AH=01h,AH=02h,AH=41h,INT 67/AH=00h
Values for status:
00h successful
01h invalid function
02h semaphore already locked
03h unable to lock/unlock semaphore
04h semaphore space exhausted
05h host/target PC did not respond (NTNX)
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