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AX = 252Bh BH = function 05h lock pages 06h unlock pages BL = address type 00h linear address ECX = linear start address of memory region 01h segmented address ES:ECX -> start of memory region EDX = size of memory region in bytes
Return:
CF clear if successful CF set on error
Note: This function is also supported by FlashTek X-32VM; if X-32 is not using virtual memory, this function always succeeds
Category: DOS Extenders - Int 21h - P
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