des.c		- Public Domain routines for DES encryption

  iwif.c	- input filter for BSD LPD for Imagewriter hooked up via
		   a serial line

  printcap.iw	- sample printcap entry for ImageWriter hooked up via
		   a serial line

  att_getopt.c  - an getopt from mod.sources for lwsrv and aufs (PUBLIC
 		   DOMAIN SOFTWARE)