Compatibility: DPMI 0.9+
Expects: AX    0503H
BX:CX new size of block, in bytes (must not be 0)
SI:DI handle of memory block to resize
Returns: CF    NC (clear) if successful; else AX = DPMI Error Code
BX:CX new linear address of allocated block
SI:DI new handle used to resize and free this block
Info: Resizes a block of memory that was previously allocated via

It is the client's responsibility to update descriptors that map
this memory.  See, for instance, INT 31H 0007H (set segment base
address) and INT 31H 0008H (set segment limit).

See Also: DPMI API
- -

INT 31H 0503H: Resize Memory Block