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Int 15 Fn 02 - Multidos Plus - Release Resource Semaphore [T]
AH = 02h
AL = semaphore number (00h-3Fh)
Return: AH = status
00h successful
01h not semaphore owner
02h invalid semaphore number
Notes: if any tasks are waiting for the semaphore, the first task on the wait
queue will become the new owner and be reawakened
do not use within an interrupt handler
See Also: AH=01h"MultiDOS",AH=10h"MultiDOS",AH=1Ch"MultiDOS"
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