Define aliasing and other fontconfig settings for Cantarell.

-->

<fontconfig>

  <alias binding="same">

    <family>system-ui</family>

    <accept>

      <family>Cantarell</family>

    </accept>

  </alias>

  <alias>

    <family>Cantarell</family>

    <default>

      <family>system-ui</family>

    </default>

  </alias>

  <match target="pattern">

    <test qual="any" name="family">

      <string>Cantarell</string>

    </test>

    <edit name="family" mode="assign" binding="weak">

      <string>Cantarell</string>

    </edit>

  </match>

</fontconfig>