(svn r3367) Unify the 4 distinct CMD_CHANGE_{AIRCRAFT,ROADVEH,SHIP,TRAIN}_SERVICE_INT commands into one CMD_CHANGE_SERVICE_INT command.
As side effect this is a
-Fix: The default AI tried to change the service intervals of vehicles via the CMD_CHANGE_TRAIN_SERVICE_INT command - regardless of the type of the vehicle - which of course failed for non-trains

/* $Id$ */

#ifndef CALLBACK_TABLE_H
#define CALLBACK_TABLE_H

#include "functions.h"

extern CommandCallback *_callback_table[];
extern const int _callback_table_count;

#endif /* CALLBACK_TABLE_H */