the special function has an early return statement without a return value

special-function.c

int special(struct char_data *ch, int cmd, char *arg)
{
  register struct obj_data *i;
  register struct char_data *k;
  int j;
  
  
  if (ch->in_room == NOWHERE) {
    char_to_room(ch, 3001);
    return;
  }
  
  /* special in room? */
  if (real_roomp(ch->in_room)->funct)
    if ((*real_roomp(ch->in_room)->funct)(ch, cmd, arg, real_roomp(ch->in_room), PULSE_COMMAND))
      return(1);
  
  /* special in equipment list? */
  for (j = 0; j <= (MAX_WEAR - 1); j++)
    if (ch->equipment[j] && ch->equipment[j]->item_number>=0)
      if (obj_index[ch->equipment[j]->item_number].func)
	if ((*obj_index[ch->equipment[j]->item_number].func)
	    (ch, cmd, arg, ch->equipment[j], PULSE_COMMAND))
	  return(1);
  
  /* special in inventory? */
  for (i = ch->carrying; i; i = i->next_content)
    if (i->item_number>=0)
      if (obj_index[i->item_number].func)
	if ((*obj_index[i->item_number].func)(ch, cmd, arg, i, PULSE_COMMAND))
	  return(1);
    
  /* special in mobile present? */
  for (k = real_roomp(ch->in_room)->people; k; k = k->next_in_room)
    if ( IS_MOB(k) )
      if (mob_index[k->nr].func)
	if ((*mob_index[k->nr].func)(ch, cmd, arg, k, PULSE_COMMAND))
	  return(1);
  
  /* special in object present? */
  for (i = real_roomp(ch->in_room)->contents; i; i = i->next_content)
    if (i->item_number>=0)
      if (obj_index[i->item_number].func)
	if ((*obj_index[i->item_number].func)(ch, cmd, arg, i, PULSE_COMMAND))
	  return(1);
    
  return(0);
}

/* This is an excerpt from a DikuMUD-derived codebase. DikuMUD was created by Sebastian Hammer, Michael Seifert</a>,
   Hans Henrik Stærfeldt, Tom Madsen, and Katja Nyboe. This code is subject to the DikuMud License, as found at
   https://github.com/jonm/SillyMUD/blob/43344e6dc864de7518c2fc0dbf7b7cf14f5924a2/doc/license.doc
 */