123   size_t offset_out = 0;	/* Index in 'line_out' for next char. */  in fold_file()  local
146       if (offset_out + 1 >= allocated_out)  in fold_file()
151           line_out[offset_out++] = c;  in fold_file()
152           fwrite (line_out, sizeof (char), offset_out, stdout);  in fold_file()
153           column = offset_out = 0;  in fold_file()
168               size_t logical_end = offset_out;  in fold_file()
193                            offset_out - logical_end);  in fold_file()
194                   offset_out -= logical_end;  in fold_file()
195                   for (column = i = 0; i < offset_out; i++)  in fold_file()
201           if (offset_out == 0)  in fold_file()
203               line_out[offset_out++] = c;  in fold_file()
207           line_out[offset_out++] = '\n';  in fold_file()
208           fwrite (line_out, sizeof (char), (size_t) offset_out, stdout);  in fold_file()
209           column = offset_out = 0;  in fold_file()
213       line_out[offset_out++] = c;  in fold_file()
220   if (offset_out)  in fold_file()
221     fwrite (line_out, sizeof (char), (size_t) offset_out, stdout);  in fold_file()