<?xml version="1.0"?> <!DOCTYPE OpenGLAPI SYSTEM "gl_API.dtd"> <OpenGLAPI> <category name="GL_APPLE_object_purgeable" number="371"> <enum name="RELEASED_APPLE" value="0x8A19"/> <enum name="VOLATILE_APPLE" value="0x8A1A"/> <enum name="RETAINED_APPLE" value="0x8A1B"/> <enum name="UNDEFINED_APPLE" value="0x8A1C"/> <enum name="PURGEABLE_APPLE" count="1" value="0x8A1D"> <size name="GetObjectParameterivAPPLE" count="1" mode="get"/> </enum> <enum name="BUFFER_OBJECT_APPLE" value="0x85B3"/> <function name="ObjectPurgeableAPPLE"> <param name="objectType" type="GLenum"/> <param name="name" type="GLuint"/> <param name="option" type="GLenum"/> <return type="GLenum"/> </function> <function name="ObjectUnpurgeableAPPLE"> <param name="objectType" type="GLenum"/> <param name="name" type="GLuint"/> <param name="option" type="GLenum"/> <return type="GLenum"/> </function> <function name="GetObjectParameterivAPPLE"> <param name="objectType" type="GLenum"/> <param name="name" type="GLuint"/> <param name="pname" type="GLenum"/> <param name="value" type="GLint *" output="true"/> </function> </category> </OpenGLAPI>