Hi Sasi,
Use
C_COMPILER=3Dppc_82xx-gcc ./configure --with-mib-modules="CPEAdapter wimax standard disman/event-mib" --host=ppc-ibm-linux --with-endianness=big
or
CC=ppc_82xx-gcc ./configure --with-mib-modules="CPEAdapter wimax standard disman/event-mib" --host=ppc-ibm-linux --with-endianness=big
Kanda