!addincludedir
!addplugindir
!appendfile
!cd
!define
!delfile
!echo
!else
!endif
!error
!execute
!finalize
!getdllversionsystem
!ifdef
!ifmacrodef
!ifmacrondef
!ifndef
!if
!include
!insertmacro
!macroend
!macro
!makensis
!packhdr
!searchparse
!searchreplace
!tempfile
!undef
!verbose
!warning

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

[
	["important", "!addincludedir"],
	["important", "!addplugindir"],
	["important", "!appendfile"],
	["important", "!cd"],
	["important", "!define"],
	["important", "!delfile"],
	["important", "!echo"],
	["important", "!else"],
	["important", "!endif"],
	["important", "!error"],
	["important", "!execute"],
	["important", "!finalize"],
	["important", "!getdllversionsystem"],
	["important", "!ifdef"],
	["important", "!ifmacrodef"],
	["important", "!ifmacrondef"],
	["important", "!ifndef"],
	["important", "!if"],
	["important", "!include"],
	["important", "!insertmacro"],
	["important", "!macroend"],
	["important", "!macro"],
	["important", "!makensis"],
	["important", "!packhdr"],
	["important", "!searchparse"],
	["important", "!searchreplace"],
	["important", "!tempfile"],
	["important", "!undef"],
	["important", "!verbose"],
	["important", "!warning"]
]

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

Checks for compiler instructions.