pub fn pidfd_send_signal<Fd>(pidfd: Fd, sig: Signal) -> Result<(), Errno> ⓘwhere Fd: AsFd,
dep_rustix
syscall(SYS_pidfd_send_signal, pidfd, sig, NULL, 0)—Send a signal to a process specified by a file descriptor.
syscall(SYS_pidfd_send_signal, pidfd, sig, NULL, 0)