const time.stdMask

5 uses

	time (current package)
		format.go#L166: 	stdMask           = 1<<stdArgShift - 1 // mask out argument
		format.go#L494: 	trim := std&stdMask == stdFracSecond9
		format.go#L683: 		switch std & stdMask {
		format.go#L1071: 		switch std & stdMask {
		format.go#L1154: 				std &= stdMask