These include files for platforms other than Unix and VMS, such as Stratus VOS, Data General AOS/VS, OS-9, the Amiga, etc. Source code and text files are also available separately in the kermit/ckermit/ directory.Capital ‘s’ in the file permissions, what is that? After setting SUID to a file/folder if you see ‘S’ in the file permission area that indicates that the file/folder does not have executable permissions for that user on that particular file/folder.