#ifdef VERBOSE

extern SHOWOCCUR();	/* (occur_p ocp)
			 * Shows all lines in an occurrence.
			 */

#else

#define SHOWOCCUR(x)

#endif

#ifdef TRACE

extern OUTAVAILS();	/* ()
			 * Prints all available expressions.
			 */

extern OUTENTITIES();	/* ()
			 * Prints all entities.
			 */

extern SHOWAVAIL();	/* (avail_p avp)
			 * Shows an available expression.
			 */

#else TRACE

#define OUTAVAILS()
#define OUTENTITIES()
#define SHOWAVAIL(x)

#endif TRACE