Format of NetWare "Wait on Semaphore (old)" request packet:
Offset	Size	Description	)
 00h	BYTE	02h (subfunction "Wait on Semaphore (old)")
 01h	DWORD	semaphore handle
 05h	WORD	timeout in 1/18s (0000h = return immediately)
SeeAlso: #02282,#02285