fonts.conf

<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>
  <match target="font">
    <edit name="autohint" mode="assign">
      <bool>false</bool>
    </edit>
    <edit mode="assign" name="hintstyle">
      <const>hintslight</const>
    </edit>
    <edit mode="assign" name="antialias">
      <bool>true</bool>
    </edit>
    <edit name="hinting" mode="assign">
      <bool>true</bool>
    </edit>
    <edit mode="assign" name="lcdfilter">
      <const>lcddefault</const>
    </edit>
  </match>

  <match target="font">
    <test name="size" qual="any" compare="more">
      <double>12</double>
    </test>
    <edit name="antialias" mode="assign">
      <bool>true</bool>
    </edit>
  </match>

  <match target="font">
    <test name="weight" compare="more">
      <const>medium</const>
    </test>
    <edit name="autohint" mode="assign">
      <bool>false</bool>
    </edit>
  </match>

</fontconfig>