Format of FaxBIOS GRAPH_GOTO_PAGE command buffer:
Offset	Size	Description	)
 00h 12 BYTEs	common data (see #02935)
 0Ch	WORD	graph handle
 0Eh	WORD	page number
 10h	WORD	vertical resolution
 12h	WORD	page width
 14h	DWORD	page length
 18h  6 BYTEs	future expansion
 1Eh	WORD	structure size
SeeAlso: #02952,#02953,#02955