
  -spec erlang:process_display(Pid, Type) -> true
                                  when Pid :: pid(), Type :: backtrace.

  Writes information about the local process Pid on standard
  error. The only allowed value for the atom Type is backtrace,
  which shows the contents of the call stack, including information
  about the call chain, with the current function printed first. The
  format of the output is not further defined.
