// GLX_EXT_texture_from_pixmap
TglXBindTexImageEXT = procedure(dpy: PDisplay; drawable: GLXDrawable; buffer: GLint; const attrib_list: PGLint); cdecl;
TglXReleaseTexImageEXT = procedure(dpy: PDisplay; drawable: GLXDrawable; buffer: GLint); cdecl;
// GLX_EXT_texture_from_pixmap
TglXBindTexImageEXT = procedure(dpy: PDisplay; drawable: GLXDrawable; buffer: GLint; const attrib_list: PGLint); cdecl;
TglXReleaseTexImageEXT = procedure(dpy: PDisplay; drawable: GLXDrawable; buffer: GLint); cdecl;