239   int mapping[3];  in main()  local
373   mapping[0] = 0;  in main()
374   mapping[1] = 3 - common;  in main()
375   mapping[2] = common;  in main()
378     rev_mapping[mapping[i]] = i;  in main()
400       = output_diff3_edscript (stdout, diff3, mapping, rev_mapping,  in main()
407 	= output_diff3_merge (stdin, stdout, diff3, mapping, rev_mapping,  in main()
414       output_diff3 (stdout, diff3, mapping, rev_mapping);  in main()
1339 	      int const mapping[3], int const rev_mapping[3])  in output_diff3()
1380 	  int realfile = mapping[i];  in output_diff3()
1492 		       int const mapping[3], int const rev_mapping[3],  in output_diff3_edscript()
1518       low0 = D_LOWLINE (b, mapping[FILE0]);  in output_diff3_edscript()
1519       high0 = D_HIGHLINE (b, mapping[FILE0]);  in output_diff3_edscript()
1536 		  leading_dot = dotlines (outputfile, b, mapping[FILE1]);  in output_diff3_edscript()
1540 	      leading_dot |= dotlines (outputfile, b, mapping[FILE2]);  in output_diff3_edscript()
1544 		      (D_NUMLINES (b, mapping[FILE1])  in output_diff3_edscript()
1545 		       + D_NUMLINES (b, mapping[FILE2]) + 1));  in output_diff3_edscript()
1556 	      leading_dot = dotlines (outputfile, b, mapping[FILE1]);  in output_diff3_edscript()
1560 		      D_NUMLINES (b, mapping[FILE1]));  in output_diff3_edscript()
1562       else if (D_NUMLINES (b, mapping[FILE2]) == 0)  in output_diff3_edscript()
1586 	  undotlines (outputfile, dotlines (outputfile, b, mapping[FILE2]),  in output_diff3_edscript()
1587 		      low0, D_NUMLINES (b, mapping[FILE2]));  in output_diff3_edscript()
1608 		    int const mapping[3], int const rev_mapping[3],  in output_diff3_merge()
1664 		   i < D_NUMLINES (b, mapping[FILE0]);  in output_diff3_merge()
1666 		fwrite (D_RELNUM (b, mapping[FILE0], i), sizeof (char),  in output_diff3_merge()
1667 			D_RELLEN (b, mapping[FILE0], i), outputfile);  in output_diff3_merge()
1675 		   i < D_NUMLINES (b, mapping[FILE1]);  in output_diff3_merge()
1677 		fwrite (D_RELNUM (b, mapping[FILE1], i), sizeof (char),  in output_diff3_merge()
1678 			D_RELLEN (b, mapping[FILE1], i), outputfile);  in output_diff3_merge()
1686 	   i < D_NUMLINES (b, mapping[FILE2]);  in output_diff3_merge()
1688 	fwrite (D_RELNUM (b, mapping[FILE2], i), sizeof (char),  in output_diff3_merge()
1689 		D_RELLEN (b, mapping[FILE2], i), outputfile);  in output_diff3_merge()