// Code generated by command: go run keyset_asm.go -pkg keyset -out ../keyset/keyset_amd64.s -stubs ../keyset/keyset_amd64.go. DO NOT EDIT. //go:build !purego // +build !purego package keyset // Lookup searches for a key in a set of keys, returning its index if // found. If the key cannot be found, the number of keys is returned. func Lookup(keyset []byte, key []byte) int