code: def _ca_available():
      """Determines whether CoreAudio is available (i.e., we're running on
      Mac OS X).
      """
      import ctypes.util
  
      lib = ctypes.util.find_library("AudioToolbox")
      return lib is not None
  
file_path: audioread/audioread/__init__.py
imports: from .None import ffdec
  from .exceptions import DecodeError, NoBackendError
  from .version import version
  from .base import AudioFile
label_desc: Use image node_id 2 for calling a global function with example usage: _ca_available() and returns: unknown