File wdiff-0.5.2-diff.patch of Package wdiff

--- src/wdiff.c
+++ src/wdiff.c
@@ -1047,10 +1047,10 @@
   /* Launch the diff program.  */
 
   if (ignore_case)
-    input_file = readpipe (DIFF_PROGRAM, "-i", left_side->temp_name,
+    input_file = readpipe (DIFF_PROGRAM, "--normal", "-i", left_side->temp_name,
 			   right_side->temp_name, NULL);
   else
-    input_file = readpipe (DIFF_PROGRAM, left_side->temp_name,
+    input_file = readpipe (DIFF_PROGRAM, "--normal", left_side->temp_name,
 			   right_side->temp_name, NULL);
   if (!input_file)
     error (EXIT_OTHER_REASON, errno, DIFF_PROGRAM);