This module contains specializations that can offload io::copy() operations on file descriptor
containing types (File, TcpStream, etc.) to more efficient syscalls than read(2) and write(2).
on_broken_pipe_flag_used 🔒Neither target_os=espidf nor Emscripten nor Fuchsia nor target_os=horizon nor target_os=vxworks nor target_os=vita nor target_os=nuttx