supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking whether to enable maintainer-specific portions of Makefiles... no
checking for riscv64-koji-linux-gnu-g77... no
checking for riscv64-koji-linux-gnu-xlf... no
checking for riscv64-koji-linux-gnu-f77... no
checking for riscv64-koji-linux-gnu-frt... no
checking for riscv64-koji-linux-gnu-pgf77... no
checking for riscv64-koji-linux-gnu-cf77... no
checking for riscv64-koji-linux-gnu-fort77... no
checking for riscv64-koji-linux-gnu-fl32... no
checking for riscv64-koji-linux-gnu-af77... no
checking for riscv64-koji-linux-gnu-xlf90... no
checking for riscv64-koji-linux-gnu-f90... no
checking for riscv64-koji-linux-gnu-pgf90... no
checking for riscv64-koji-linux-gnu-pghpf... no
checking for riscv64-koji-linux-gnu-epcf90... no
checking for riscv64-koji-linux-gnu-gfortran... no
checking for riscv64-koji-linux-gnu-g95... no
checking for riscv64-koji-linux-gnu-xlf95... no
checking for riscv64-koji-linux-gnu-f95... no
checking for riscv64-koji-linux-gnu-fort... no
checking for riscv64-koji-linux-gnu-ifort... no
checking for riscv64-koji-linux-gnu-ifc... no
checking for riscv64-koji-linux-gnu-efc... no
checking for riscv64-koji-linux-gnu-pgfortran... no
checking for riscv64-koji-linux-gnu-pgf95... no
checking for riscv64-koji-linux-gnu-lf95... no
checking for riscv64-koji-linux-gnu-ftn... no
checking for riscv64-koji-linux-gnu-nagfor... no
checking for g77... no
checking for xlf... no
checking for f77... no
checking for frt... no
checking for pgf77... no
checking for cf77... no
checking for fort77... no
checking for fl32... no
checking for af77... no
checking for xlf90... no
checking for f90... no
checking for pgf90... no
checking for pghpf... no
checking for epcf90... no
checking for gfortran... gfortran
checking whether we are using the GNU Fortran 77 compiler... yes
checking whether gfortran accepts -g... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking for gfortran option to produce PIC... -fPIC
checking if gfortran PIC flag -fPIC works... yes
checking if gfortran static flag -static works... no
checking if gfortran supports -c -o file.o... yes
checking if gfortran supports -c -o file.o... (cached) yes
checking whether the gfortran linker (/usr/bin/ld) supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking how to get verbose linking output from gfortran... -v
checking for Fortran 77 libraries of gfortran...  -L/usr/lib/gcc/riscv64-redhat-linux/9 -L/lib64/lp64d/../lib64/lp64d -L/usr/lib64/lp64d/../lib64/lp64d -L/lib/../lib64/lp64d -L/usr/lib/../lib64/lp64d -L/lib64/lp64d -L/usr/lib64/lp64d -lgfortran -lm
checking for dummy main to link with Fortran 77 libraries... none
BUILDSTDERR: checking for Fortran 77 name-mangling scheme... lower case, underscore, no extraconfigure: error: single-precision FFTW 2 library not found.
BUILDSTDERR: error: Bad exit status from /var/tmp/rpm-tmp.2tYFbS (%build)
 underscore
checking for library containing cos... -lm
checking for prefixed single-precision FFTW2 (sfftw.h)... no
checking for not prefixed single-precision FFTW2 (fftw.h)... no
RPM build errors:
BUILDSTDERR:     Bad exit status from /var/tmp/rpm-tmp.2tYFbS (%build)
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.7/site-packages/mockbuild/trace_decorator.py", line 96, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.7/site-packages/mockbuild/util.py", line 700, in do
    raise exception.Error("Command failed: \n # %s\n%s" % (command, output), child.returncode)
mockbuild.exception.Error: Command failed: 
 # bash --login -c /usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/clipper.spec