Int 31/AX=0504h

DPMI 1.0+ - ALLOCATE LINEAR MEMORY BLOCK

AX = 0504h
EBX = page-aligned linear address of memory block (00000000h if any
address is acceptable)
ECX = size in bytes (nonzero)
EDX = flags
bit 0:
Set to create committed pages instead of uncommitted pages
bits 1-31 reserved (0)

Return:
CF clear if successful
EBX = linear address of memory block
ESI = memory block handle
CF set on error
AX = error code (8001h,8012h-8014h,8016h,8021h,8025h)(see #03143)

Note: Only supported by 32-bit DPMI hosts, but may be used by 16-bit clients

See Also: AX=0501h - AX=0505h

Category: DOS Extenders - Int 31h - D

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