Turkistani xkb layout

1. Download tks and put the file in /usr/share/X11/xkb/symbols

2. Add the following text to /usr/share/X11/xkb/evdev.xml and/or base.xml in the <layoutList>...</layoutList> section:

 <layout>
     <configItem>
       <name>tks</name>
       <shortDescription>lat</shortDescription>
       <description>Turkistani</description>
       <languageList><iso639Id>eng</iso639Id>
         <iso639Id>tur</iso639Id>
       </languageList>
     </configItem>
     <variantList>
       <variant>
         <configItem>
           <name>arb</name>
           <shortDescription>arb</shortDescription>
           <description>Turkistani (Arabic)</description>
           <languageList><iso639Id>eng</iso639Id>
             <iso639Id>tur</iso639Id>
           </languageList>
         </configItem>
       </variant>
       <variant>
         <configItem>
           <name>cyr</name>
           <shortDescription>cyr</shortDescription>
           <description>Turkistani (Cyrillic)</description>
           <languageList><iso639Id>kaz</iso639Id>
             <iso639Id>kaa</iso639Id>
           </languageList>
         </configItem>
       </variant>
     </variantList>
   </layout>

3. Open any xkb-based keyboard preference dialog or chooser (e.g., gnome's) and choose e.g., Turkistani Cyrillic

4. Make sure you have a key set for 3rd level access (usually Alt-Gr).