When builing the pam package there are multiple warning: dereferencing type-punned pointer will break strict-aliasing rules. Although they are probably not breaking anything just now we should fix them to be on the safe side.
An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on therefore solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHBA-2009-1358.html