safe_realloc ((void **) &pop_data->auth_list,
safe_realloc (&pop_data->auth_list,
static int fetch_auth (char *line, void *data){  POP_DATA *pop_data = (POP_DATA *)data;  if (!pop_data->auth_list)  {    pop_data->auth_list = safe_malloc (strlen (line) + 1);    *pop_data->auth_list = '\0';  }  else  {    safe_realloc ((void **) &pop_data->auth_list,	    strlen (pop_data->auth_list) + strlen (line) + 2);    strcat (pop_data->auth_list, " ");	/* __STRCAT_CHECKED__ */  }  strcat (pop_data->auth_list, line);	/* __STRCAT_CHECKED__ */  return 0;}