const hash/fnv.magic32a

5 uses

	hash/fnv (current package)
		fnv.go#L215: 	magic32a         = "fnv\x02"
		fnv.go#L234: 	b = append(b, magic32a...)
		fnv.go#L282: 	if len(b) < len(magic32a) || string(b[:len(magic32a)]) != magic32a {