Sindbad~EG File Manager

 int get_pathlength(void);
 unsigned short *GetShowStepPath(void);
 void set_pathlength(int);
 unsigned short *get_path(void);
 void setimproper(term *t);

 int get_whichpass(void);
void push(unsigned short);
void pop(void);
void save_path(void);
int contains_unconvergent_series(term);

 void SetShowStepOperation(actualop code);
 actualop GetShowStepOperation(void);
 term GetShowStepArg(void);
 void SetShowStepArg(term);
 void GetShowStepArgs(term *, term *);
 void SetShowStepArgs(term,term);
 void ResetShowStep(void);
#include "pathtail.h"
#define SUBRANGE  29347   /* it can't be a functor;
                otherwise the value is unimportant */
 void SaveShowStepState(void);
 void RestoreShowStepState(void);
 term get_lastbase(void);
 int strip_protections(term *t);
 term part(term t,unsigned short *path);
 int contains_calc(term);