3 \x%s will produce malformed UTF-8 character; use \x{%s} for that
16 print "SKIPPED\n# Character codes differ on ebcdic machines.";
28 \x80 will produce malformed UTF-8 character; use \x{80} for that at - line 10.
29 \xff will produce malformed UTF-8 character; use \x{ff} for that at - line 10.