INT 2F - F-PROT v1.x only - F-DLOCK.EXE
AX = 4653h
CX = 0005h
BX = subfunction
0000h installation check
Return: AX = FFFFh
0001h uninstall
Return: AX,BX,ES destroyed
Note:   F-DLOCK is part of the F-PROT virus/trojan protection package by
Fridrik Skulason
SeeAlso: AX=CA00h

See also: 2F4653

2F4653CX0005 - F-PROT v1.x only - F-DLOCK.EXE