I have tested that this works for me in Lucid:
scm@scm:/tmp$ dpkg -l alien ii alien 8.79ubuntu0.1 convert and install rpm and other packages
scm@scm:/tmp$ fakeroot alien ghost-1.0-1.noarch.rpm ghost_1.0-2_all.deb generated
I have tested that this works for me in Lucid:
scm@scm:/tmp$ dpkg -l alien
ii alien 8.79ubuntu0.1 convert and install rpm and other packages
scm@scm:/tmp$ fakeroot alien ghost-1. 0-1.noarch. rpm
ghost_1.0-2_all.deb generated