pub fn argc_argv() -> (isize, *const *const c_char)Available on Linux or Android or FreeBSD or DragonFly BSD or NetBSD or OpenBSD or Cygwin or Solaris or illumos or Emscripten or Haiku or Hermit or L4Re or Fuchsia or Redox OS or VxWorks or Horizon or AIX or QNX Neutrino or GNU/Hurd or RTEMS OS or NuttX only.