INT 17 - Shamrock Software NET.24 v3.11+ - TRANSMIT BLOCK, NO HANDSHAKE         
	AX = 2402h
	transmit buffer filled (see AX=2403h)
Return: AL = status (see #00640)
SeeAlso: AX=2401h,AX=2403h,AX=2404h,AX=2409h