Int 31/AX=FF22h

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CauseWay - ResMemDOS - RESIZE CONVENTIONAL MEMORY BLOCK

AX = FF22h
BX = new size in paragraphs
DX = initial selector for block

Return:
CF clear if successful CF set on error AX = DOS error code (see #01680 at INT 21/AH=59h/BX=0000h) BX = maximum number of paragraphs available

Note: This function will also fail if the block is expanded past a 64K boundary and the next selector is already in use

See Also: AX=FF21h - AX=FF23h - INT 21/AH=49h

Category: DOS Extenders - Int 31h - C

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