func TCPAddrFromAddrPort(addr netip.AddrPort) *TCPAddr {
	return &TCPAddr{
		IP:   addr.Addr().AsSlice(),
		Zone: addr.Addr().Zone(),
		Port: int(addr.Port()),
	}
}

// TCPConn is an implementation of the [Conn] interface for TCP network
// connections.
type TCPConn struct {
	conn
}

// KeepAliveConfig contains TCP keep-alive options.
//

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime

// This file contains the implementation of Go select statements.

import (
	"internal/abi"
	"unsafe"
)

const debugSelect = false

// Select case descriptor.
// Known to compiler.

			if _, ok := obj.(*Var); !ok {
				obj, index, indirect = nil, nil, false // accept fields (variables) only
			}
		}
	}
	return
}

// lookupFieldOrMethodImpl is the implementation of lookupFieldOrMethod.
// Notably, in contrast to lookupFieldOrMethod, it won't find struct fields
// in base types of defined (*Named) pointer types T. For instance, given
// the declaration:
//
//	type T *struct{f int}

			if _, ok := obj.(*Var); !ok {
				obj, index, indirect = nil, nil, false // accept fields (variables) only
			}
		}
	}
	return
}

// lookupFieldOrMethodImpl is the implementation of lookupFieldOrMethod.
// Notably, in contrast to lookupFieldOrMethod, it won't find struct fields
// in base types of defined (*Named) pointer types T. For instance, given
// the declaration:
//
//	type T *struct{f int}

	// Asynchronous call
	quotient := new(Quotient)
	divCall := client.Go("Arith.Divide", args, quotient, nil)
	replyCall := <-divCall.Done	// will be equal to divCall
	// check errors, print, etc.

A server implementation will often provide a simple, type-safe wrapper for the
client.

The net/rpc package is frozen and is not accepting new features.
*/
package rpc

import (
	"bufio"
	"encoding/gob"
	"errors"

}

// Var defines a flag with the specified name and usage string. The type and
// value of the flag are represented by the first argument, of type [Value], which
// typically holds a user-defined implementation of [Value]. For instance, the
// caller could create a flag that turns a comma-separated string into a slice
// of strings by giving the slice the methods of [Value]; in particular, [Set] would

		if escaped != sh.workDir {
			cmd = strings.ReplaceAll(cmd, escaped, "$WORK")
		}
	}
	return cmd
}

// ShowCmd prints the given command to standard output
// for the implementation of -n or -x.
//
// ShowCmd also replaces the name of the current script directory with dot (.)
// but only when it is at the beginning of a space-separated token.
//

func (r Region) M49() int {
	return r.regionID.M49()
}

// IsPrivateUse reports whether r has the ISO 3166 User-assigned status. This
// may include private-use tags that are assigned by CLDR and used in this
// implementation. So IsPrivateUse and IsCountry can be simultaneously true.
func (r Region) IsPrivateUse() bool {
	return r.regionID.IsPrivateUse()
}

// IsCountry returns whether this region is a country or autonomous area. This

	  may be accessed by a field or map key invocation.
		print (.F1 arg1) (.F2 arg2)
		(.StructValuedMethod "arg").Field

Arguments may evaluate to any type; if they are pointers the implementation
automatically indirects to the base type when required.
If an evaluation yields a function value, such as a function-valued
field of a struct, the function is not invoked automatically, but it

// x and y must have a non-empty mantissa and valid exponent.
func (z *Float) uadd(x, y *Float) {
	// Note: This implementation requires 2 shifts most of the
	// time. It is also inefficient if exponents or precisions
	// differ by wide margins. The following article describes
	// an efficient (but much more complicated) implementation
	// compatible with the internal representation used here:
	//