//
// This mechanism is intended only for trailers that are not known
// prior to the headers being written. If the set of trailers is fixed
// or known before the header is written, the normal Go trailers mechanism
// is preferred:
//
//	https://golang.org/pkg/net/http/#ResponseWriter
//	https://golang.org/pkg/net/http/#example_ResponseWriter_trailers
const http2TrailerPrefix = "Trailer:"

and saved anew but the actual function is not invoked.
Instead, deferred functions are invoked immediately before
the surrounding function returns, in the reverse order
they were deferred. That is, if the surrounding function
returns through an explicit <a href="#Return_statements">return statement</a>,
deferred functions are executed <i>after</i> any result parameters are set

### etcd moves to version 3.5.0

// callee args space for its use.
func (s *State) UseArgs(n int64) {
	if s.maxarg < n {
		s.maxarg = n
	}
}

// fieldIdx finds the index of the field referred to by the ODOT node n.
func fieldIdx(n *ir.SelectorExpr) int {
	t := n.X.Type()
	if !t.IsStruct() {
		panic("ODOT's LHS is not a struct")
	}

	for i, f := range t.Fields() {
		if f.Sym == n.Sel {

	Flags  uint32
	Change uint32
}

type IfAddrmsg struct {
	Family    uint8
	Prefixlen uint8
	Flags     uint8
	Scope     uint8
	Index     uint32
}

type IfaCacheinfo struct {
	Prefered uint32
	Valid    uint32
	Cstamp   uint32
	Tstamp   uint32
}

type RtMsg struct {
	Family   uint8
	Dst_len  uint8
	Src_len  uint8
	Tos      uint8
	Table    uint8
	Protocol uint8