Format of NetWare "Open Semaphore (old)" request packet:
Offset	Size	Description	)
 00h	BYTE	00h (subfunction "Open Semaphore (old)")
 01h	BYTE	initial value of semaphore ( >= 0)
 02h	BYTE	length of semaphore's name (max 512)
 03h  N BYTEs	semaphore name
SeeAlso: #02281,#02282