hook(type => "checkconfig", id => "mercurial", call => \&checkconfig);
hook(type => "getsetup", id => "mercurial", call => \&getsetup);
hook(type => "rcs", id => "rcs_update", call => \&rcs_update);
hook(type => "checkconfig", id => "mercurial", call => \&checkconfig);
hook(type => "getsetup", id => "mercurial", call => \&getsetup);
hook(type => "rcs", id => "rcs_update", call => \&rcs_update);