--rw-rw-r-- rsc    sys  4700 Apr  9  2006 cpp.h
--rw-rw-r-- bootes sys  4660 Apr 10  2006 cpp.h.backup
--rw-rw-r-- bootes sys  4700 Apr 10  2006 cpp.h.new
--rw-rw-r-- rsc    sys  4660 Apr  9  2006 cpp.h.orig
--rw-rw-r-- rsc    sys    22 Apr  9  2006 email
--rw-rw-r-- rsc    sys    62 Apr  9  2006 files
--rw-rw-r-- bootes sys 11866 Apr  9  2006 macro.c
--rw-rw-r-- bootes sys 10893 Apr 10  2006 macro.c.backup
--rw-rw-r-- bootes sys 11866 Apr 10  2006 macro.c.new
--rw-rw-r-- bootes sys 10893 Apr  9  2006 macro.c.orig
--rw-rw-r-- rsc    sys     0 Apr  9  2006 notes
--rw-rw-r-- rsc    sys    64 Apr 10  2006 origls
--rw-rw-r-- rsc    sys    74 Apr  9  2006 readme
d-rwxrwxr-x rsc    sys     0 Jul 15  2018 test