WGL_ARB_render_texture
http://www.opengl.org/registry/specs/gl/ARB/wgl_render_texture.txt
WGL_ARB_render_texture
	WGL_BIND_TO_TEXTURE_RGB_ARB 0x2070
	WGL_BIND_TO_TEXTURE_RGBA_ARB 0x2071
	WGL_TEXTURE_FORMAT_ARB 0x2072
	WGL_TEXTURE_TARGET_ARB 0x2073
	WGL_MIPMAP_TEXTURE_ARB 0x2074
	WGL_TEXTURE_RGB_ARB 0x2075
	WGL_TEXTURE_RGBA_ARB 0x2076
	WGL_NO_TEXTURE_ARB 0x2077
	WGL_TEXTURE_CUBE_MAP_ARB 0x2078
	WGL_TEXTURE_1D_ARB 0x2079
	WGL_TEXTURE_2D_ARB 0x207A
	WGL_MIPMAP_LEVEL_ARB 0x207B
	WGL_CUBE_MAP_FACE_ARB 0x207C
	WGL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB 0x207D
	WGL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB 0x207E
	WGL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB 0x207F
	WGL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB 0x2080
	WGL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB 0x2081
	WGL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB 0x2082
	WGL_FRONT_LEFT_ARB 0x2083
	WGL_FRONT_RIGHT_ARB 0x2084
	WGL_BACK_LEFT_ARB 0x2085
	WGL_BACK_RIGHT_ARB 0x2086
	WGL_AUX0_ARB 0x2087
	WGL_AUX1_ARB 0x2088
	WGL_AUX2_ARB 0x2089
	WGL_AUX3_ARB 0x208A
	WGL_AUX4_ARB 0x208B
	WGL_AUX5_ARB 0x208C
	WGL_AUX6_ARB 0x208D
	WGL_AUX7_ARB 0x208E
	WGL_AUX8_ARB 0x208F
	WGL_AUX9_ARB 0x2090
	BOOL wglBindTexImageARB (HPBUFFERARB hPbuffer, int iBuffer)
	BOOL wglReleaseTexImageARB (HPBUFFERARB hPbuffer, int iBuffer)
	BOOL wglSetPbufferAttribARB (HPBUFFERARB hPbuffer, const int* piAttribList)