*   Added 1D, 2D and 3D Fourier transform ops for real signals to `tf.spectral`.
*   Added a `tf.bincount` function.
*   Added Keras 2 API to contrib.
*   Added a new lightweight queue-like object - `RecordInput`.
*   Added `tf.contrib.image.compose_transforms` function.
*   Bring `tf.estimator.*` into the API. Non-deprecated functionality from

                                  type: string
                                http1MaxPendingRequests:
                                  description: Maximum number of requests that will
                                    be queued while waiting for a ready connection
                                    pool connection.
                                  format: int32
                                  type: integer

- Kube-proxy exposes a new metric, `kubeproxy_sync_proxy_rules_last_queued_timestamp_seconds`, that indicates the last time a change for kube-proxy was queued to be applied. ([#90175](https://github.com/kubernetes/kubernetes/pull/90175), [@squeed](https://github.com/squeed)) [SIG Instrumentation and Network]

pkg syscall (freebsd-arm64), func Kevent(int, []Kevent_t, []Kevent_t, *Timespec) (int, error)
pkg syscall (freebsd-arm64), func Kill(int, Signal) error
pkg syscall (freebsd-arm64), func Kqueue() (int, error)
pkg syscall (freebsd-arm64), func Listen(int, int) error
pkg syscall (freebsd-arm64), func Lstat(string, *Stat_t) error
pkg syscall (freebsd-arm64), func Mkfifo(string, uint32) error

pkg syscall (freebsd-riscv64), func Kevent(int, []Kevent_t, []Kevent_t, *Timespec) (int, error) #53466
pkg syscall (freebsd-riscv64), func Kill(int, Signal) error #53466
pkg syscall (freebsd-riscv64), func Kqueue() (int, error) #53466
pkg syscall (freebsd-riscv64), func Listen(int, int) error #53466
pkg syscall (freebsd-riscv64), func Lstat(string, *Stat_t) error #53466