+// GL_ARB_vertex_shader
+//extern void (GLAPIENTRY *qglVertexAttrib1fARB)(GLuint index, GLfloat v0);
+//extern void (GLAPIENTRY *qglVertexAttrib1sARB)(GLuint index, GLshort v0);
+//extern void (GLAPIENTRY *qglVertexAttrib1dARB)(GLuint index, GLdouble v0);
+//extern void (GLAPIENTRY *qglVertexAttrib2fARB)(GLuint index, GLfloat v0, GLfloat v1);
+//extern void (GLAPIENTRY *qglVertexAttrib2sARB)(GLuint index, GLshort v0, GLshort v1);
+//extern void (GLAPIENTRY *qglVertexAttrib2dARB)(GLuint index, GLdouble v0, GLdouble v1);
+//extern void (GLAPIENTRY *qglVertexAttrib3fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2);
+//extern void (GLAPIENTRY *qglVertexAttrib3sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2);
+//extern void (GLAPIENTRY *qglVertexAttrib3dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2);
+//extern void (GLAPIENTRY *qglVertexAttrib4fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
+//extern void (GLAPIENTRY *qglVertexAttrib4sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3);
+//extern void (GLAPIENTRY *qglVertexAttrib4dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3);
+//extern void (GLAPIENTRY *qglVertexAttrib4NubARB)(GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w);
+//extern void (GLAPIENTRY *qglVertexAttrib1fvARB)(GLuint index, const GLfloat *v);
+//extern void (GLAPIENTRY *qglVertexAttrib1svARB)(GLuint index, const GLshort *v);
+//extern void (GLAPIENTRY *qglVertexAttrib1dvARB)(GLuint index, const GLdouble *v);
+//extern void (GLAPIENTRY *qglVertexAttrib2fvARB)(GLuint index, const GLfloat *v);
+//extern void (GLAPIENTRY *qglVertexAttrib2svARB)(GLuint index, const GLshort *v);
+//extern void (GLAPIENTRY *qglVertexAttrib2dvARB)(GLuint index, const GLdouble *v);
+//extern void (GLAPIENTRY *qglVertexAttrib3fvARB)(GLuint index, const GLfloat *v);
+//extern void (GLAPIENTRY *qglVertexAttrib3svARB)(GLuint index, const GLshort *v);
+//extern void (GLAPIENTRY *qglVertexAttrib3dvARB)(GLuint index, const GLdouble *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4fvARB)(GLuint index, const GLfloat *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4svARB)(GLuint index, const GLshort *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4dvARB)(GLuint index, const GLdouble *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4ivARB)(GLuint index, const GLint *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4bvARB)(GLuint index, const GLbyte *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4ubvARB)(GLuint index, const GLubyte *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4usvARB)(GLuint index, const GLushort *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4uivARB)(GLuint index, const GLuint *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4NbvARB)(GLuint index, const GLbyte *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4NsvARB)(GLuint index, const GLshort *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4NivARB)(GLuint index, const GLint *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4NubvARB)(GLuint index, const GLubyte *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4NusvARB)(GLuint index, const GLushort *v);
+//extern void (GLAPIENTRY *qglVertexAttrib4NuivARB)(GLuint index, const GLuint *v);
+extern void (GLAPIENTRY *qglVertexAttribPointerARB)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer);
+extern void (GLAPIENTRY *qglEnableVertexAttribArrayARB)(GLuint index);
+extern void (GLAPIENTRY *qglDisableVertexAttribArrayARB)(GLuint index);
+extern void (GLAPIENTRY *qglBindAttribLocationARB)(GLhandleARB programObj, GLuint index, const GLcharARB *name);
+extern void (GLAPIENTRY *qglGetActiveAttribARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
+extern GLint (GLAPIENTRY *qglGetAttribLocationARB)(GLhandleARB programObj, const GLcharARB *name);
+//extern void (GLAPIENTRY *qglGetVertexAttribdvARB)(GLuint index, GLenum pname, GLdouble *params);
+//extern void (GLAPIENTRY *qglGetVertexAttribfvARB)(GLuint index, GLenum pname, GLfloat *params);
+//extern void (GLAPIENTRY *qglGetVertexAttribivARB)(GLuint index, GLenum pname, GLint *params);
+//extern void (GLAPIENTRY *qglGetVertexAttribPointervARB)(GLuint index, GLenum pname, GLvoid **pointer);
+#ifndef GL_VERTEX_SHADER_ARB
+#define GL_VERTEX_SHADER_ARB 0x8B31
+#define GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB 0x8B4A
+#define GL_MAX_VARYING_FLOATS_ARB 0x8B4B
+#define GL_MAX_VERTEX_ATTRIBS_ARB 0x8869
+#define GL_MAX_TEXTURE_IMAGE_UNITS_ARB 0x8872
+#define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB 0x8B4C
+#define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB 0x8B4D
+#define GL_MAX_TEXTURE_COORDS_ARB 0x8871
+#define GL_VERTEX_PROGRAM_POINT_SIZE_ARB 0x8642
+#define GL_VERTEX_PROGRAM_TWO_SIDE_ARB 0x8643
+#define GL_OBJECT_ACTIVE_ATTRIBUTES_ARB 0x8B89
+#define GL_OBJECT_ACTIVE_ATTRIBUTE_MAX_LENGTH_ARB 0x8B8A
+#define GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB 0x8622
+#define GL_VERTEX_ATTRIB_ARRAY_SIZE_ARB 0x8623
+#define GL_VERTEX_ATTRIB_ARRAY_STRIDE_ARB 0x8624
+#define GL_VERTEX_ATTRIB_ARRAY_TYPE_ARB 0x8625
+#define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB 0x886A
+#define GL_CURRENT_VERTEX_ATTRIB_ARB 0x8626
+#define GL_VERTEX_ATTRIB_ARRAY_POINTER_ARB 0x8645
+#define GL_FLOAT 0x1406
+#define GL_FLOAT_VEC2_ARB 0x8B50
+#define GL_FLOAT_VEC3_ARB 0x8B51
+#define GL_FLOAT_VEC4_ARB 0x8B52
+#define GL_FLOAT_MAT2_ARB 0x8B5A
+#define GL_FLOAT_MAT3_ARB 0x8B5B
+#define GL_FLOAT_MAT4_ARB 0x8B5C
+#endif
+
+// GL_ARB_fragment_shader
+#ifndef GL_FRAGMENT_SHADER_ARB
+#define GL_FRAGMENT_SHADER_ARB 0x8B30
+#define GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB 0x8B49
+#define GL_MAX_TEXTURE_COORDS_ARB 0x8871
+#define GL_MAX_TEXTURE_IMAGE_UNITS_ARB 0x8872
+#define GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB 0x8B8B
+#endif
+
+// GL_ARB_shading_language_100
+#ifndef GL_SHADING_LANGUAGE_VERSION_ARB
+#define GL_SHADING_LANGUAGE_VERSION_ARB 0x8B8C
+#endif
+
+// GL_ARB_texture_compression
+extern void (GLAPIENTRY *qglCompressedTexImage3DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data);
+extern void (GLAPIENTRY *qglCompressedTexImage2DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void *data);
+//extern void (GLAPIENTRY *qglCompressedTexImage1DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void *data);
+extern void (GLAPIENTRY *qglCompressedTexSubImage3DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *data);
+extern void (GLAPIENTRY *qglCompressedTexSubImage2DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *data);
+//extern void (GLAPIENTRY *qglCompressedTexSubImage1DARB)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void *data);
+extern void (GLAPIENTRY *qglGetCompressedTexImageARB)(GLenum target, GLint lod, void *img);
+#ifndef GL_COMPRESSED_RGB_ARB
+#define GL_COMPRESSED_ALPHA_ARB 0x84E9
+#define GL_COMPRESSED_LUMINANCE_ARB 0x84EA
+#define GL_COMPRESSED_LUMINANCE_ALPHA_ARB 0x84EB
+#define GL_COMPRESSED_INTENSITY_ARB 0x84EC
+#define GL_COMPRESSED_RGB_ARB 0x84ED
+#define GL_COMPRESSED_RGBA_ARB 0x84EE
+#define GL_TEXTURE_COMPRESSION_HINT_ARB 0x84EF
+#define GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB 0x86A0
+#define GL_TEXTURE_COMPRESSED_ARB 0x86A1
+#define GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB 0x86A2
+#define GL_COMPRESSED_TEXTURE_FORMATS_ARB 0x86A3
+#endif
+
+// GL_EXT_texture_compression_s3tc
+#ifndef GL_COMPRESSED_RGB_S3TC_DXT1_EXT
+#define GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0
+#define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1
+#define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
+#define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3
+#endif
+
+// GL_ARB_occlusion_query
+extern void (GLAPIENTRY *qglGenQueriesARB)(GLsizei n, GLuint *ids);
+extern void (GLAPIENTRY *qglDeleteQueriesARB)(GLsizei n, const GLuint *ids);
+extern GLboolean (GLAPIENTRY *qglIsQueryARB)(GLuint qid);
+extern void (GLAPIENTRY *qglBeginQueryARB)(GLenum target, GLuint qid);
+extern void (GLAPIENTRY *qglEndQueryARB)(GLenum target);
+extern void (GLAPIENTRY *qglGetQueryivARB)(GLenum target, GLenum pname, GLint *params);
+extern void (GLAPIENTRY *qglGetQueryObjectivARB)(GLuint qid, GLenum pname, GLint *params);
+extern void (GLAPIENTRY *qglGetQueryObjectuivARB)(GLuint qid, GLenum pname, GLuint *params);
+#ifndef GL_SAMPLES_PASSED_ARB
+#define GL_SAMPLES_PASSED_ARB 0x8914
+#define GL_QUERY_COUNTER_BITS_ARB 0x8864
+#define GL_CURRENT_QUERY_ARB 0x8865
+#define GL_QUERY_RESULT_ARB 0x8866
+#define GL_QUERY_RESULT_AVAILABLE_ARB 0x8867
+#endif
+
+// GL_EXT_bgr
+#define GL_BGR 0x80E0
+
+// GL_EXT_bgra
+#define GL_BGRA 0x80E1
+
+//GL_AMD_texture_texture4
+
+//GL_ARB_texture_gather
+