La etiqueta INCLUDE permite al desarrollador incluir fragmentos de ASL definidos previamente.
<include href="/usr/local/lib/waine-0.4.3/include/meta.asl"/>
<!ELEMENT include (fallback*)>
<!ATTLIST include
xmlns CDATA #FIXED "http://www.w3.org/2001/XInclude"
href CDATA #REQUIRED
parse (xml|text) "xml"
encoding CDATA #IMPLIED
>
<!ELEMENT fallback ANY>
<!ATTLIST fallback
xmlns CDATA #FIXED "http://www.w3.org/2001/XInclude"
>