root@NSA320:~/onedrive-d# pip install --upgrade setuptools

/usr/local/zy-pkgs/ffproot/ffp/bin/python3.5: symbol 'accept4': can't resolve symbol

/usr/local/zy-pkgs/ffproot/ffp/bin/python3.5: symbol 'accept4': can't resolve symbol
Traceback (most recent call last):
  File "/ffp/lib/python3.5/site-packages/pip/compat/__init__.py", line 11, in <module>
    from logging.config import dictConfig as logging_dictConfig
  File "/ffp/lib/python3.5/logging/config.py", line 30, in <module>
    import logging.handlers
  File "/ffp/lib/python3.5/logging/handlers.py", line 26, in <module>
    import logging, socket, os, pickle, struct, time, re
  File "/ffp/lib/python3.5/socket.py", line 49, in <module>
    import _socket
ImportError: unknown dlopen() error

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/ffp/bin/pip", line 7, in <module>
    from pip import main
  File "/ffp/lib/python3.5/site-packages/pip/__init__.py", line 13, in <module>
    from pip.utils import get_installed_distributions, get_prog
  File "/ffp/lib/python3.5/site-packages/pip/utils/__init__.py", line 18, in <module>
    from pip.compat import console_to_str, stdlib_pkgs
  File "/ffp/lib/python3.5/site-packages/pip/compat/__init__.py", line 13, in <module>
    from pip.compat.dictconfig import dictConfig as logging_dictConfig
  File "/ffp/lib/python3.5/site-packages/pip/compat/dictconfig.py", line 22, in <module>
    import logging.handlers
  File "/ffp/lib/python3.5/logging/handlers.py", line 26, in <module>
    import logging, socket, os, pickle, struct, time, re
  File "/ffp/lib/python3.5/socket.py", line 49, in <module>
    import _socket
ImportError: unknown dlopen() error