Int 31/AX=0004h

DPMI 0.9+ - LOCK SELECTOR

AX = 0004h
BX = selector to lock (prevent paging)

Return:
???

Note: Although marked as reserved in versions 0.9 and 1.0 of the DPMI specification, this function is called by MS Windows TASKMAN, PROGMAN, and KERNEL

See Also: AX=0005h - AX=0600h

Category: DOS Extenders - Int 31h - D

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