error while building ccsm4

[devarajun@gmail_com]

Hi all
Anyone know: I am getting the following error while building ccsm4.0 on IBM power series machine(generic_ibm):

Wed Jul 21 11:58:08 IST 2010 /home/caos2/casgbala/dev/devcam/pio/pio.bldlog.100721-115804
Copying source to CCSM EXEROOT...
ignore pio file alloc_mod.F90
ignore pio file box_rearrange.F90
cp: 0653-436 configure.old is a directory.
Specify -r or -R to copy.
ignore pio file iompi_mod.F90
ignore pio file mct_rearrange.F90
ignore pio file pio_spmd_utils.F90
ignore pio file pio_support.F90
ignore pio file piodarray.F90
ignore pio file pionfatt_mod.F90
ignore pio file pionfget_mod.F90
ignore pio file pionfput_mod.F90
ignore pio file pionfread_mod.F90
ignore pio file pionfwrite_mod.F90
ignore pio file rearrange.F90
PIO already built. Checking machine type
Same machine.
Done updating dependencies
gmake[1]: Entering directory `/home/caos2/casgbala/dev/devcam/pio'
mpxlf90_r -c -WF,-DMCT_INTERFACE -WF,-DHAVE_MPI -WF,-DAIX -WF,-DSEQ_ -WF,-DFORTRAN_SAME -q64 -g -qfullpath -qmaxmem=-1 -qarch=auto -qsigtrap=xl__trcedump -qsuffix=f90 -O2 -qstrict -Q -WF,-DSYSAIX,-DAIX,-DCPRXLF -WF,-DSPMD,-DUSEMPIIO,-D_NETCDF,-D_NOPNETCDF,-D_NOUSEMCT,-D_USEBOX -I/home/caos2/casgbala/dev/new/ccsm4_0_a01/scripts/devcam/inetcdf64/include pio_kinds.F90
xlf90_r: 1501-210 command option qsuffix contains an incorrect subargument
xlf90_r: 1501-218 file pio_kinds.F90 contains an incorrect file suffix
gmake[1]: *** [pio_kinds.o] Error 1
gmake[1]: Leaving directory `/home/caos2/casgbala/dev/devcam/pio'
gmake: *** [all] Error 2

Thanks in advance
Dev