[syslinux] pxe password protect option

[H. Peter Anvin]

Jerry Nelson wrote:
> This is my config file for hpa.  All I want to do is password protect
> pxe,
>>From all the threads and README's I read this "menu master passwd"
> command should prompt me for a password before allowing me to boot
> "test" label for example. I tried changes all options like prompt and
> allowoptions to 0's and 1's already   --thx
> -----------------------------
> 
> DEFAULT local
> MENU TITLE PXE BOOT MENU
> MENU MASTER PASSWD test123
> 
> NOESCAPE 0
> PROMPT 0
> TIMEOUT 100
> ALLOWOPTIONS 1

WorksForMe[TM].

Keep in mind MENU MASTER PASSWD doesn't prevent you from booting labels
that don't have MENU PASSWD, and dosn't prevent the default item to be
selected on timeout.

	-hpa