code: def _get_system_ssh_version():
      """Return version of the default on the system (in the PATH) ssh"""
      return _get_ssh_version("ssh")
  
imports: import os.path
  import re
  import sys
  from itertools import chain
  from os import linesep
  from looseversion import LooseVersion
  from datalad.config import get_git_version
  from datalad.log import lgr
  from .exceptions import CapturedException, CommandError
  from datalad.cmd import GitWitlessRunner, StdOutErrCapture, WitlessRunner
  from datalad.support.exceptions import MissingExternalDependency, OutdatedExternalDependency
label_desc: Use image node_id 6 for calling a global function with example usage: _get_system_ssh_version() and returns: _get_ssh_version