INT 68 - APPC/PCIBM PC - TP STARTED
	AH = 03h subfn 2400h
	DS:DX -> control block (see #03699)
Return: control block updated


Format of APPC/PCIBM PC "TP Started" control block:
Offset	Size	Description	(Table 03699)
 00h 12 BYTEs	reserved
 0Ch	WORD	2400h (verb "TP Started")
 0Eh  6 BYTEs	00h
 14h	DWORDDoubleword; four bytes.	 Commonly used to hold a 32-bit segment:offset or selector:offset address.	(big-endian) return code (see #03668)
 18h	WORD	00h
 1Ah  8 BYTEs	(big-endian) logical unit ID
 22h  8 BYTEs	(big-endian) TP ID