
  [;1m-spec erlang:process_display(Pid, Type) -> true[0m
  [;1m                                when Pid :: pid(), Type :: backtrace.[0m

  Writes information about the local process [;;4mPid[0m on standard
  error. The only allowed value for the atom [;;4mType[0m is [;;4mbacktrace[0m,
  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.
