const compress/flate.maxMatchLength

7 uses

	compress/flate (current package)
		deflate.go#L44: 	maxMatchLength  = 258     // The largest match length
		deflate.go#L120: 	hashMatch [maxMatchLength - 1]uint32
		deflate.go#L124: 	if d.index >= 2*windowSize-(minMatchLength+maxMatchLength) {
		deflate.go#L234: 	minMatchLook := maxMatchLength
		deflate.go#L385: 	if d.windowEnd-d.index < minMatchLength+maxMatchLength && !d.sync {
		deflate.go#L400: 		if lookahead < minMatchLength+maxMatchLength {
		deflatefast.go#L212: 	s1 := int(s) + maxMatchLength - 4