INT 21 - Novell NetWare - SIGNAL SEMAPHORE (OLD) AX = F220h subfn 03h CX = length of request packet in bytes DX = 0000h (no reply packet) DS:SI -> request packet (see #02285) ES:DI ignored Return: AX = status (see #02860 at INT 2F/AX=7A20h/BX=0000h) SeeAlso: AH=F2h"Novell",AX=C503h,AX=F220h/SF=02h,AX=F220h/SF=04h Format of NetWare "Signal Semaphore (old)" request packet: Offset Size Description (Table 02285) 00h BYTE 03h (subfunction "Signal Semaphore (old)") 01h DWORDDoubleword; four bytes. Commonly used to hold a 32-bit segment:offset or selector:offset address. semaphore handle SeeAlso: #02284,#02286