code: def test_xbm(h, f):
      """X bitmap (X10 or X11)"""
      if h.startswith(b"#define "):
          return "xbm"
  
file_path: catboost/contrib/tools/python3/src/Lib/imghdr.py
imports: from os import PathLike
  import warnings
label_desc: Use image node_id 11 for calling a global function with example usage: test_xbm(h, f) and returns: str