D A.OUT                             	a.out_compatitibility
D APPLICAT                          	Applications
D BASE                              	Base
D COMMUNIC                          	Communications
D DEVELOPM                          	Development
D DEVELOPM.000                      	Development_Libraries
D DOCUMENT                          	Documentation
D DOS_COMP                          	DOS_Compatibility
D EMACS                             	Emacs
D FORTRAN                           	Fortran
D GAMES                             	Games
D MAIL                              	Mail
D NETWORKI                          	Networking
D NETWORKI.000                      	Networking_Servers
D NETWORK_                          	Network_Admin
D NEWS                              	News
D OTHER                             	Other
D PRINTING                          	Printing
D SHELLS                            	Shells
D TCL-TK_E                          	Tcl-Tk_Extensions
D TEX                               	TeX
D X_APPLIC                          	X_Applications
D X_DEVELO                          	X_Development
D X_GAMES                           	X_Games
D X_WINDOW                          	X_Windows