[cc lang='bash']
\$ apt-get install apt-file
\$ apt-file update
\$ apt-file search mysqldump
bacula-common: /usr/share/doc/bacula-common/examples/database/bacula-sqlite_2_mysqldump.sh
mysql-client-5.1: /usr/bin/mysqldump
mysql-client-5.1: /usr/bin/mysqldumpslow
mysql-client-5.1: /usr/share/man/man1/mysqldump.1.gz
mysql-client-5.1: /usr/share/man/man1/mysqldumpslow.1.gz
[/cc]