59 		for (inp = in.dbp - (cnt = in.dbrcnt); cnt--; ++inp)  in def()
63 	out.dbp = in.dbp;  in def()
64 	out.dbcnt = in.dbcnt;  in def()
66 	if (in.dbcnt >= out.dbsz) {  in def()
75 		in.dbp = out.dbp;  in def()
76 		in.dbcnt = out.dbcnt;  in def()
84 	if (in.dbcnt)  in def_close()
85 		out.dbcnt = in.dbcnt;  in def_close()
111 		for (inp = in.db, cnt = in.dbrcnt; cnt && *inp++ != '\n'; --cnt)  in block()
114 			in.dbcnt = 0;  in block()
115 			in.dbp = in.db;  in block()
120 		in.dbcnt = cnt - 1;  in block()
121 		in.dbp = inp + cnt - 1;  in block()
129 	for (inp = in.dbp - in.dbcnt, outp = out.dbp; in.dbcnt;) {  in block()
130 		maxlen = MIN(cbsz, (size_t)in.dbcnt);  in block()
143 		if (ch != '\n' && (size_t)in.dbcnt < cbsz) {  in block()
144 			(void)memmove(in.db, in.dbp - in.dbcnt, in.dbcnt);  in block()
149 		in.dbcnt -= cnt;  in block()
151 			--in.dbcnt;  in block()
161 			if (!in.dbcnt || *inp != '\n')  in block()
165 			for (; in.dbcnt && *inp++ != '\n'; --in.dbcnt)  in block()
167 			if (!in.dbcnt)  in block()
170 				--in.dbcnt;  in block()
179 	in.dbp = in.db + in.dbcnt;  in block()
193 	if (in.dbcnt) {  in block_close()
195 		(void)memmove(out.dbp, in.dbp - in.dbcnt, in.dbcnt);  in block_close()
196 		(void)memset(out.dbp + in.dbcnt, ctab ? ctab[' '] : ' ',  in block_close()
197 		    cbsz - in.dbcnt);  in block_close()
218 		for (inp = in.dbp - (cnt = in.dbrcnt); cnt--; ++inp)  in unblock()
225 	for (inp = in.db; (size_t)in.dbcnt >= cbsz; inp += cbsz, in.dbcnt -= cbsz) {  in unblock()
238 	if (in.dbcnt)  in unblock()
239 		(void)memmove(in.db, in.dbp - in.dbcnt, in.dbcnt);  in unblock()
240 	in.dbp = in.db + in.dbcnt;  in unblock()
249 	if (in.dbcnt) {  in unblock_close()
250 		warnx("%s: short input record", in.name);  in unblock_close()
251 		for (t = in.db + in.dbcnt - 1; t >= in.db && *t == ' '; --t)  in unblock_close()
253 		if (t >= in.db) {  in unblock_close()
254 			cnt = t - in.db + 1;  in unblock_close()
255 			(void)memmove(out.dbp, in.db, cnt);  in unblock_close()