#ifdef ANSI
#define _( params ) params
#else
#define _( params ) ()
#endif

typedef struct bucket {
	struct bucket *next;
	struct bucket **prev;
} BUCKET;

typedef struct hash_tab {
	int size;
	int numsyms;
	unsigned (*hash)();
	int (*cmp)();
	BUCKET *table[1];
} HASH_TAB;

HASH_TAB *maketab 		_(( unsigned maxsym, unsigned (*hash)(), int (*cmp)() ));
void *newsym			_(( int size ));
void freesym			_(( void *sym ));
void *addsym			_(( HASH_TAB *tabp, void *sym ));
void *findsym			_(( HASH_TAB *tabp, void *sym ));
void *nextsym			_(( HASH_TAB *tabp, void *last ));
void delsym			_(( HASH_TAB *tabp, void *sym ));
int ptab				_(( HASH_TAB *tabp, void (*prnt)(), void *par, int srt ));
unsigned hash_add		_(( unsigned char *name ));
unsigned hash_pjw		_(( unsigned char *name ));