Opentk/Source/Bind/Specifications/ES20/overrides.xml

<?xml version="1.0" encoding="utf-8" ?>
<overrides>
  <function name="GetString" extension="Core">
    <returns>String</returns>
  </function>
  <function name="ShaderSource" extension="Core">
    <param name="string"><type>String*</type></param>
  </function>
  <function name="GetShaderSource" extension="Core">
    <param name="source"><flow>out</flow></param>
  </function>
</overrides>