const reflect.kindDirectIface

8 uses

	reflect (current package)
		type.go#L435: 	kindDirectIface = 1 << 5
		type.go#L2225: 					if ft.Kind_&kindDirectIface != 0 {
		type.go#L2315: 					if len(fields) > 1 && ft.Kind_&kindDirectIface != 0 {
		type.go#L2556: 		typ.Kind_ |= kindDirectIface
		type.go#L2558: 		typ.Kind_ &^= kindDirectIface
		type.go#L2750: 		array.Kind_ |= kindDirectIface
		type.go#L2752: 		array.Kind_ &^= kindDirectIface
		type.go#L2852: 	return t.Kind_&kindDirectIface == 0