syntax: glob
*~
-*.exe
*.cmi
*.cmx
+*.exe
*.o
+*.opt
*.src.rpm
SDL/SDL-1.2.13.tar.gz
ocaml-extlib/extlib-1.5.1.tar.gz
ocaml-extlib/test1
ocaml-findlib/findlib-1.2.2.tar.gz
+ocaml-findlib/findlib-1.2.3.tar.gz
ocaml-lablgl/lablgl-1.03.tar.gz
ocaml-libvirt/ocaml-libvirt-0.4.4.2.tar.gz
ocaml-xml-light/xml-light-2.2.cvs20070817.tar.gz