D ELM                               	elm
F MAKEFILE                          	Makefile
D METAMAIL                          	metamail
D MH                                	mh
D MPACK                             	mpack
D PGPSENDM                          	pgpsendmail
D PINE                              	pine
D POPPER                            	popper
D PROCMAIL                          	procmail
D SMAIL                             	smail