[Freeswitch-dev] Error building RPM

Hello Everyone; I am new to FreeSwitch. I am attempting to create an rpm distribtion on CentOS6, Freeswitch version 1.2.9 I keep running into the following error: libtool: link: `/usr/lib64/libogg.la' is not a valid libtool archive I would be very appreciative if anyone could shed some light or point me in the right direction. Thanks! Bee