Int 67H [EMS 4.0] Function 5AH (90) Subfunction 00H Allocate handle and standard pages

Allocates an EMM handle and associates standard (16 KB) expanded memory pages with that handle.

Call with:

AH = 5AH

AL = 00H

BX = number of standard pages to allocate

Returns:

If function successful

AH = 00H

DX = EMM handle

If function unsuccessful

AH = error code

Note:

Unlike Int 67H Function 43H, allocating zero pages with this function is not an error.