54 int additem(char buf[PBLKSIZ], datum item);
146 	datum item;  in fetch()  local
150 		item = makdatum(pagbuf, i);  in fetch()
151 		if (item.dptr == NULL)  in fetch()
152 			return (item);  in fetch()
153 		if (cmpdatum(key, item) == 0) {  in fetch()
154 			item = makdatum(pagbuf, i+1);  in fetch()
155 			if (item.dptr == NULL)  in fetch()
157 			return (item);  in fetch()
166 	datum item;  in delete()  local
172 		item = makdatum(pagbuf, i);  in delete()
173 		if (item.dptr == NULL)  in delete()
175 		if (cmpdatum(key, item) == 0) {  in delete()
190 	datum item;  in store()  local
203 		item = makdatum(pagbuf, i);  in store()
204 		if (item.dptr == NULL)  in store()
206 		if (cmpdatum(key, item) == 0) {  in store()
230 		item = makdatum(pagbuf, i);  in store()
232 		if (item.dptr == NULL) {  in store()
244 		if (calchash(item) & (hmask+1)) {  in store()
245 			(void) additem(ovfbuf, item);  in store()
247 			item = makdatum(pagbuf, i);  in store()
248 			if (item.dptr == NULL) {  in store()
252 			(void) additem(ovfbuf, item);  in store()
279 	datum item, bitem;  in nextkey()  local
287 		item = makdatum(pagbuf, i);  in nextkey()
288 		if (item.dptr == NULL)  in nextkey()
290 		if (cmpdatum(key, item) <= 0)  in nextkey()
292 		if (f || cmpdatum(bitem, item) < 0) {  in nextkey()
293 			bitem = item;  in nextkey()
301 		return (item);  in nextkey()
309 	datum item, bitem;  in firsthash()  local
315 		item = makdatum(pagbuf, i);  in firsthash()
316 		if (item.dptr == NULL)  in firsthash()
318 		if (cmpdatum(bitem, item) < 0)  in firsthash()
319 			bitem = item;  in firsthash()
325 		return (item);  in firsthash()
407 	datum item;  in makdatum()  local
415 	item.dptr = buf+sp[n+1];  in makdatum()
416 	item.dsize = t - sp[n+1];  in makdatum()
417 	return (item);  in makdatum()
420 	item.dptr = NULL;  in makdatum()
421 	item.dsize = 0;  in makdatum()
422 	return (item);  in makdatum()
493 calchash(datum item)  in calchash()  argument
501 	for (i = 0; i < item.dsize; i++) {  in calchash()
502 		f = item.dptr[i];  in calchash()
546 additem(char buf[PBLKSIZ], datum item)  in additem()  argument
555 	i1 -= item.dsize;  in additem()
560 	for (i2 = 0; i2 < item.dsize; i2++) {  in additem()
561 		buf[i1] = item.dptr[i2];  in additem()