anchor.diff:  {
   
   int saved = 0, token;
  +int nerrors = 0;
   
   
   LLmessage( inserted_token)
   int inserted_token;
   {
  +	nerrors++;
   	if ( inserted_token == 0) {
   		fprint( STDERR, "EM_table : syntax error in line %d, >>",
   			yylineno);
  
positive.code: 			to_change = argv[2];
  			c_table();
  			fprint( STDERR, "No rule for %s\n", to_change);
  			return( 1);
  		}
  	}
  	else {
  
negative.code: 		fprint( STDERR, "<<  will be deleted!!\n");
  	}
  	else if ( inserted_token < 0) {
  		fprint(STDERR,"EM_table : syntax error in line %d, garbage at end of table\n",
  			 yylineno);
  	}
  	else {
  		fprint( STDERR, "EM_table : syntax error in line %d, >>",
  