foozy@708: $ \textbf{hg log -r 2:4}
foozy@708: changeset:   
foozy@708: user:        Bryan O'Sullivan <bos@serpentine.com>
foozy@708: 
foozy@708: summary:     Introduce a typo into hello.c.
foozy@708: 
foozy@708: changeset:   
foozy@708: user:        Bryan O'Sullivan <bos@serpentine.com>
foozy@708: 
foozy@708: summary:     Get make to generate the final binary from a .o file.
foozy@708: 
foozy@708: changeset:   
foozy@708: tag:         tip
foozy@708: user:        Bryan O'Sullivan <bos@serpentine.com>
foozy@708: 
foozy@708: summary:     Trim comments.
foozy@708: