Format of DPMILOAD memory block info:
Offset	Size	Description	)
 00h	WORD	flags (see #03128)
 02h	DWORD	block size in bytes
---DPMI memory block---
 06h	DWORD	DPMI memory block handle
---DOS memory block---
 06h	WORD	real-mode segment of memory block
 08h	WORD	selector of memory block
---
 0Ah	DWORD	linear address of memory
 0Eh	WORD	memory operation error code
		0008h no more free LDT descriptors
---if flags bit 0 clear---
 10h	WORD	code segment selector for memory block or 0000h or FFFFh
 12h	WORD	data alias selector for memory block or 0000h or FFFFh
---if flags bit 0 set---
 10h	WORD	data segment selector for memory block or 0000h or FFFFh
 12h	WORD	unused???