Binary package “man-db” in ubuntu oneiric
on-line manual pager
This package provides the man command, the primary way of examining the
on-line help files (manual pages). Other utilities provided include the
whatis and apropos commands for searching the manual page database, the
manpath utility for determining the manual page search path, and the
maintenance utilities mandb, catman and zsoelim. man-db uses the groff
suite of programs to format and display the manual pages.