regress/mdoc/Xr/args.out_lint

   1 mandoc: args.in:28:2: WARNING: skipping empty macro: Xr
   2 mandoc: args.in:30:2: WARNING: skipping empty macro: Xr
   3 mandoc: args.in:22:13: STYLE: no blank before trailing delimiter: Xr ... 1)
   4 mandoc: args.in:24:2: WARNING: missing section argument: Xr echo
   5 mandoc: args.in:26:2: WARNING: missing section argument: Xr echo,
   6 mandoc: args.in:26:9: STYLE: no blank before trailing delimiter: Xr echo,