Type Definition makepad_glx_sys::PFNGLXCREATECONTEXTATTRIBSARBPROC

type PFNGLXCREATECONTEXTATTRIBSARBPROC = Option<unsafe extern "C" fn(dpy: *mut Display, config: GLXFBConfig, share_context: GLXContext, direct: c_int, attrib_list: *const c_int) -> GLXContext>;