INT 21 - Phar Lap 386/DOS-Extender VMM - LOCK PAGES IN MEMORY
AX = 251Ah
EDX = number of 4k pages to lock
if BL = 00h
ECX = linear address of first page to lock
if BL = 01h
ES:ECX -> pointer to first page to lock
Return: CF clear if successful
CF set on error
EAX = error code
08h insufficient memory
09h invalid address range
SeeAlso: AX=EB06h,INT 31/AX=0600h

See also: 21251B

21251A - Phar Lap 386/DOS-Extender VMM - LOCK PAGES IN MEMORY