[
  {
    "arch": "nios2",
    "nr": 56,
    "name": "openat",
    "description": "open and possibly create a file",
    "abi": "common",
    "entry_point": "sys_openat",
    "nargs": 4,
    "arg0": "int dfd",
    "arg1": "const char *filename",
    "arg2": "int flags",
    "arg3": "umode_t mode",
    "arg4": null,
    "arg5": null,
    "man_page": "https://man7.org/linux/man-pages/man2/openat.2.html",
    "source": "https://elixir.bootlin.com/linux/v7.3/A/ident/sys_openat",
    "since": "3.19",
    "removed_in": null
  }
]