func golang.org/x/sys/unix.sendto

2 uses

	golang.org/x/sys/unix (current package)
		syscall_unix.go#L320: 	return sendto(fd, p, flags, ptr, n)
		zsyscall_darwin_amd64.go#L238: func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {