The hotkey will be highlighted in the menu and will move the
menu cursor immediately to that entry.
+ Reusing hotkeys is disallowed, subsequent entries will not be
+ highlighted, and will not work. Hotkeys ^n and ^p are predefined
+ to mean next and previous lines respectively.
+
+ Keep in mind that the LABELs, not MENU LABELs, must be unique,
+ or odd things will happen to the command-line.
+
MENU HIDE
(Only valid after a LABEL statement.)
unique after mangling. For example, two labels
"v2.1.30" and "v2.1.31" will not be distinguishable
under SYSLINUX, since both mangle to the same DOS filename.
+ This is also true for "foo bar" and "foo baz".
The "kernel" doesn't have to be a Linux kernel; it can
be a boot sector or a COMBOOT file (see below.)