extern void SWIG_MakePtr(char *, void *, char *);
extern void SWIG_RegisterMapping(char *, char *, void *(*)(void *));
extern char *SWIG_GetPtr(char *, void **, char *);
extern void SWIG_MakePtr(char *, void *, char *);
extern void SWIG_RegisterMapping(char *, char *, void *(*)(void *));
extern char *SWIG_GetPtr(char *, void **, char *);