const compress/flate.baseMatchLength

4 uses

	compress/flate (current package)
		deflate.go#L42: 	baseMatchLength = 3       // The smallest match length per the RFC section 3.2.5
		deflate.go#L453: 				d.tokens = append(d.tokens, matchToken(uint32(d.length-baseMatchLength), uint32(d.offset-baseMatchOffset)))
		deflate.go#L455: 				d.tokens = append(d.tokens, matchToken(uint32(prevLength-baseMatchLength), uint32(prevOffset-baseMatchOffset)))
		deflatefast.go#L160: 			dst = append(dst, matchToken(uint32(l+4-baseMatchLength), uint32(s-t-baseMatchOffset)))

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