We plan to retire that virtual provides in F14. It is not the responsibility of individual packages to require an authentication agent, but instead something that the desktop environment needs to provide. See https://fedoraproject.org/wiki/Features/PolkitAgentReorg
fixed in git repo: http://git.fedorahosted.org/git/system-config-samba.git?p=system-config-samba.git;a=commitdiff;h=6c7c71ae99e2c544974ef9e41525e8d6c688953d
This bug appears to have been reported against 'rawhide' during the Fedora 14 development cycle. Changing version to '14'. More information and reason for this action is here: http://fedoraproject.org/wiki/BugZappers/HouseKeeping
... and fixed in available packages since a long time.