const github.com/klauspost/compress/flate.hashMask

3 uses

	github.com/klauspost/compress/flate (current package)
		deflate.go#L51: 	hashMask            = (1 << hashBits) - 1
		deflate.go#L253: 			newH = val & hashMask
		deflate.go#L602: 					newH = val & hashMask