ref: 4f208b3b8e25eada4d8c4b8d117d31edd42c1acb
dir: /DoConfig/fltk/fluid/fluid.xml/
<?xml version="1.0" encoding="UTF-8"?>
<mime-info xmlns="http://www.freedesktop.org/standards/shared-mime-info">
<mime-type type="application/x-fluid">
<comment>FLUID GUI Design</comment>
<glob pattern="*.fl"/>
</mime-type>
</mime-info>