addto
batchmode
charlist cull
display
errhelp errmessage errorstopmode everyjob extensible
fontdimen
headerbyte
inner interim
let ligtable
message
newinternal nonstopmode numspecial
openwindow outer
randomseed
save scrollmode show showdependencies showstats showtoken showvariable shipout special

----------------------------------------------------

[
	["command", "addto"],

	["command", "batchmode"],

	["command", "charlist"],
	["command", "cull"],

	["command", "display"],

	["command", "errhelp"],
	["command", "errmessage"],
	["command", "errorstopmode"],
	["command", "everyjob"],
	["command", "extensible"],

	["command", "fontdimen"],

	["command", "headerbyte"],

	["command", "inner"],
	["command", "interim"],

	["command", "let"],
	["command", "ligtable"],

	["command", "message"],

	["command", "newinternal"],
	["command", "nonstopmode"],
	["command", "numspecial"],

	["command", "openwindow"],
	["command", "outer"],

	["command", "randomseed"],

	["command", "save"],
	["command", "scrollmode"],
	["command", "show"],
	["command", "showdependencies"],
	["command", "showstats"],
	["command", "showtoken"],
	["command", "showvariable"],
	["command", "shipout"],
	["command", "special"]
]

----------------------------------------------------

Checks for commands.