GLF_INITIAL
gl->gl_flags = BIT(GLF_INITIAL);
if (test_bit(GLF_INITIAL, gflags))
clear_bit(GLF_INITIAL, &gl->gl_flags);
if (test_bit(GLF_INITIAL, &gl->gl_flags))
if (!test_bit(GLF_INITIAL, &gl->gl_flags)) {
if (test_bit(GLF_INITIAL, &gl->gl_flags)) {
if (test_bit(GLF_INITIAL, &gl->gl_flags)) {
{(1UL << GLF_INITIAL), "a" }, \