136 		union ww_char **cpp, **cqq;  variable
139 			cpp = &wwos[row1x];
140 			cqq = cpp + 1;
141 			tmp = *cpp;
143 				*cpp++ = *cqq++;
144 			*cpp = tmp;
146 			cpp = &wwos[row2x];
147 			cqq = cpp - 1;
150 				*--cpp = *--cqq;
168 				union ww_char **cpp, **cqq;  variable
170 				cpp = &wwns[row1x];
171 				cqq = cpp + 1;
172 				tmp = *cpp;
174 					*cpp++ = *cqq++;
175 				*cpp = tmp;
197 				union ww_char **cpp, **cqq;  variable
199 				cpp = &wwns[row2x];
200 				cqq = cpp - 1;
203 					*--cpp = *--cqq;