1  /* A wrapper around mkstemp that gives us both an open stream pointer,
       2     FP, and the corresponding FILE_NAME.  Always return the same FP/name
       3     pair, rewinding/truncating it upon each reuse.
       4  
       5     Note this honors $TMPDIR, unlike the standard defined tmpfile().  */
       6  extern bool temp_stream (FILE **fp, char **file_name);