I have a bash script that retain the last 5 copies in AIX like this:rm `ls -lt /path/the_file_* | tail -n +6`But I get this error:rm: Not a recognized flag: wUPDATEThe ls command return this:-rw-r--r--    1 user   group1           14 Mar 11 09:54 the_file_20130311.bz2Any clue on this?
Why rm command unrecognized w flag in AIX?
bash;rm;aix