I was unable to install XFree86-3.3.4-2 because pam-0.66-19 is required but not yet available on ftp://rawhide.redhat.com/i386/RedHat/RPMS. Not knowing the nature of the dependency, I was afraid to rpm --force.
the dependency is that Xconsole won't work, IIRC.
*** This bug has been marked as a duplicate of 4192 ***