(svn r6139) -Codechange: strings are StringID. This should be changed in strings.h as well, but you would need to include openttd.h and that opens a whole new can of worms.
/* $Id$ */
#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 */