RBIL61 - INT 2C - Cloaking - SET SEGMENT EXTENDED ACCESS MODE {protected mode}

INT 2C P - Cloaking - SET SEGMENT EXTENDED ACCESS MODE                          
	AX = 0005h
	SI = selector
	CL = new extended access mode byte (limit field ignored) (see #02557)
Return: CF clear if successful
	CF set on error
	    AX = error code (see #02556)
Note:	this function was first introduced with RM386 (RAM-MAN/386) v6.00
SeeAlso: AX=0000h,AX=0002h,AX=0003h,AX=0004h,INT 31/AX=0009h


Bitfields for extended access mode byte:
Bit(s)	Description	(Table 02557)
 7	4K granularity instead of byte granularity
 6	32-bit code segment
 5	reserved (0)
 4	segment available to system
SeeAlso: #00505