<p>I compared the Geany files with the Scintilla files again and found (strange that I missed this):</p>

<div class="highlight highlight-source-diff"><pre><span class="pl-md">--- /geany-master/scintilla/src/Catalogue.cxx   Tue Mar 22 00:44:10 2016</span>
<span class="pl-mi1">+++ /geany-master/scintilla/src/Catalogue.cxx   Wed Mar 23 06:20:05 2016</span>
<span class="pl-mdr">@@ -123,6 +123,7 @@</span>
    LINK_LEXER(lmVHDL);
    LINK_LEXER(lmXML);
    LINK_LEXER(lmYAML);
<span class="pl-mi1">+   LINK_LEXER(lmAU3);</span>

 //--Autogenerated -- end of automatically generated section</pre></div>

<p>Now it works :)</p>

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