143 	static struct ch	och;  in po_getc()  local
147 		och.len = backlen;  in po_getc()
148 		(void) memcpy(och.buf, backbuf, backlen);  in po_getc()
150 		return (&och);  in po_getc()
161 			och.len = 0;  in po_getc()
162 			och.eof = 1;  in po_getc()
163 			return (&och);  in po_getc()
173 				och.len = 1;  in po_getc()
174 				och.eof = 0;  in po_getc()
175 				och.buf[0] = '\\';  in po_getc()
176 				return (&och);  in po_getc()
182 			och.len = 1;  in po_getc()
183 			och.eof = 0;  in po_getc()
184 			och.buf[0] = '\n';  in po_getc()
185 			return (&och);  in po_getc()
189 			och.len = 1;  in po_getc()
190 			och.eof = 0;  in po_getc()
191 			och.buf[0] = (unsigned char)c;  in po_getc()
192 			return (&och);  in po_getc()
195 		och.len = get_mb(&och.buf[0], (unsigned char)c);  in po_getc()
196 		och.eof = 0;  in po_getc()
197 		return (&och);  in po_getc()
216 	static struct ch	och;  in expand_es()  local
230 	och.len = 1;  in expand_es()
231 	och.eof = 0;  in expand_es()
235 		och.buf[0] = pch->buf[0];  in expand_es()
238 		och.buf[0] = '\b';  in expand_es()
241 		och.buf[0] = '\f';  in expand_es()
244 		och.buf[0] = '\n';  in expand_es()
247 		och.buf[0] = '\r';  in expand_es()
250 		och.buf[0] = '\t';  in expand_es()
253 		och.buf[0] = '\v';  in expand_es()
256 		och.buf[0] = '\a';  in expand_es()
285 		och.buf[0] = (unsigned char)n;  in expand_es()
297 			och.buf[0] = 'x';  in expand_es()
303 			och.buf[0] = 'x';  in expand_es()
322 			och.buf[0] = (unsigned char)n;  in expand_es()
328 			och.buf[0] = (unsigned char)n;  in expand_es()
339 		och.buf[0] = (unsigned char)n;  in expand_es()
343 		och.buf[0] = pch->buf[0];  in expand_es()
346 	return (&och);  in expand_es()