--- /dev/null
+<?xml version="1.0"?>
+<!DOCTYPE OpenGLAPI SYSTEM "gl_API.dtd">
+
+<!-- Note: no GLX protocol info yet. -->
+
+
+<OpenGLAPI>
+
+<category name="GL_ARB_copy_buffer" number="59">
+
+ <enum name="COPY_READ_BUFFER" value="0x8F36"/>
+ <enum name="COPY_WRITE_BUFFER" value="0x8F37"/>
+
+ <function name="CopyBufferSubData" offset="assign">
+ <param name="readTarget" type="GLenum"/>
+ <param name="writeTarget" type="GLenum"/>
+ <param name="readOffset" type="GLintptr"/>
+ <param name="writeOffset" type="GLintptr"/>
+ <param name="size" type="GLsizeiptr"/>
+ </function>
+
+</category>
+
+</OpenGLAPI>