Category: debuggers/debugging tools
Flags: callout or callback (usually hooked rather than called), available only in protected mode, Undocumented function

INT 41 - MS Windows debugging kernel - FREE INITIAL SEGMENT

	AX = 005Ch
	BX = freed selector
Note:	called only when KERNEL starts, once for CS and once for the DS alias
	  to CS
SeeAlso: AX=0052h