The new type [KeepAliveConfig] permits fine-tuning the keep-alive
options for TCP connections, via a new [TCPConn.SetKeepAliveConfig]

pkg mime/quotedprintable, type Reader struct
pkg mime/quotedprintable, type Writer struct
pkg mime/quotedprintable, type Writer struct, Binary bool
pkg net, type Dialer struct, FallbackDelay time.Duration
pkg net, type OpError struct, Source Addr
pkg net/http, type Request struct, Cancel <-chan struct
pkg net/http/fcgi, var ErrConnClosed error
pkg net/http/fcgi, var ErrRequestAborted error

pkg crypto/tls, const CurveP384 = 24
pkg crypto/tls, const CurveP384 CurveID
pkg crypto/tls, const CurveP521 = 25
pkg crypto/tls, const CurveP521 CurveID
pkg crypto/tls, func DialWithDialer(*net.Dialer, string, string, *Config) (*Conn, error)
pkg crypto/tls, func NewLRUClientSessionCache(int) ClientSessionCache
pkg crypto/tls, type ClientSessionCache interface { Get, Put }

pkg math/big, method (*Int) Text(int) string
pkg math/rand, func Read([]uint8) (int, error)
pkg math/rand, method (*Rand) Read([]uint8) (int, error)
pkg net, type DNSError struct, IsTemporary bool
pkg net, type Dialer struct, Cancel <-chan struct
pkg net/http, const MethodConnect = "CONNECT"
pkg net/http, const MethodConnect ideal-string
pkg net/http, const MethodDelete = "DELETE"
pkg net/http, const MethodDelete ideal-string

pkg go/types, method (*Interface) Embedded //deprecated
pkg image, var ZP //deprecated
pkg image, var ZR //deprecated
pkg image/jpeg, type Reader //deprecated
pkg net, type Dialer struct, Cancel //deprecated
pkg net, type Dialer struct, DualStack //deprecated
pkg net/http, method (*Transport) CancelRequest //deprecated
pkg net/http, type CloseNotifier //deprecated
pkg net/http, type ProtocolError //deprecated

pkg syscall (freebsd-arm64), type RtMetrics struct
pkg syscall (freebsd-arm64), type RtMetrics struct, Expire uint64
pkg syscall (freebsd-arm64), type RtMetrics struct, Filler [3]uint64
pkg syscall (freebsd-arm64), type RtMetrics struct, Hopcount uint64
pkg syscall (freebsd-arm64), type RtMetrics struct, Locks uint64
pkg syscall (freebsd-arm64), type RtMetrics struct, Mtu uint64

pkg syscall (darwin-386), type RtMetrics struct
pkg syscall (darwin-386), type RtMetrics struct, Expire int32
pkg syscall (darwin-386), type RtMetrics struct, Filler [4]uint32
pkg syscall (darwin-386), type RtMetrics struct, Hopcount uint32
pkg syscall (darwin-386), type RtMetrics struct, Locks uint32
pkg syscall (darwin-386), type RtMetrics struct, Mtu uint32

pkg net, method (*UnixConn) CloseRead() error
pkg net, method (*UnixConn) CloseWrite() error
pkg net, type Dialer struct
pkg net, type Dialer struct, Deadline time.Time
pkg net, type Dialer struct, LocalAddr Addr
pkg net, type Dialer struct, Timeout time.Duration
pkg net, type IPAddr struct, Zone string
pkg net, type NS struct
pkg net, type NS struct, Host string

pkg net/http, method (*ProtocolError) Is(error) bool #41198
pkg net/http, method (*ResponseController) EnableFullDuplex() error #57786
pkg net/http, var ErrSchemeMismatch error #44855
pkg net, method (*Dialer) MultipathTCP() bool #56539
pkg net, method (*Dialer) SetMultipathTCP(bool) #56539
pkg net, method (*ListenConfig) MultipathTCP() bool #56539
pkg net, method (*ListenConfig) SetMultipathTCP(bool) #56539

pkg io, const SeekStart = 0
pkg io, const SeekStart ideal-int
pkg math/big, method (*Float) GobDecode([]uint8) error
pkg math/big, method (*Float) GobEncode() ([]uint8, error)
pkg net, method (*Dialer) DialContext(context.Context, string, string) (Conn, error)
pkg net/http, const StatusAlreadyReported = 208
pkg net/http, const StatusAlreadyReported ideal-int
pkg net/http, const StatusFailedDependency = 424