bility support:
checking for __attribute__((visibility("hidden")))... found
yes
Checking for boost libraries:
checking for boostlib >= 1.58... yes
checking whether g++ supports C++11 features by default... yes
checking whether the Boost::System library is available... yes
checking for exit in -lboost_system... yes
Checking for pkg-config:
checking for riscv64-redhat-linux-gnu-pkg-config... /usr/bin/riscv64-redhat-linux-gnu-pkg-config
checking pkg-config is at least version 0.20... yes
Checking for functions and headers:
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking whether ln -s works... yes
checking whether make sets $(MAKE)... (cached) yes
checking for clock_gettime... yes
Checking build options:
checking whether deprecated functions should be enabled... yes
checking whether debug build should be enabled... no
checking whether invariant check should be enabled... no
checking whether logging to disk should be enabled... yes
Checking features to be enabled:
checking whether encryption support should be enabled... yes
configure: encryption support: now checking for the OpenSSL library...
checking for pkg-config... (cached) /usr/bin/riscv64-redhat-linux-gnu-pkg-config
checking whether compiling and linking against OpenSSL works... yes
checking whether dht support should be enabled... yes
Checking for extra build files:
checking whether example files should be built... yes
checking whether test files should be built... no
checking whether python bindings should be built... yes
checking whether /usr/bin/python3.9 version is >= 2.4... yes
checking for /usr/bin/python3.9 version... 3.9
checking for /usr/bin/python3.9 platform... linux
checking for /usr/bin/python3.9 script directory... ${prefix}/lib/python3.9/site-packages
checking for /usr/bin/python3.9 extension module directory... ${exec_prefix}/lib64/python3.9/site-packages
checking for python3.9... /usr/bin/python3.9
checking for a version of Python >= '2.1.0'... yes
checking for a version of Python >= '2.4'... yes
checking for the distutils Python package... grep: Trailing backslash
yes
checking for Python include path... -I/usr/include/python3.9
checking for Python library path... -L/usr/lib64 -lpython3.9
checking for Python site-packages path... /usr/lib/python3.9/site-packages
checking python extra libraries... -lcrypt -lpthread -ldl  -lutil -lm -lm
checking python extra linking flags... -Xlinker -export-dynamic
checking consistency of all components of python development environment... yes
checking whether the Boost::Python library is available... yes
checking whether boost_python39 is the correct library... no
checking whether boost_python-boost_python39 is the correct library... no
checking whether boost_python is the correct library... no
checking whether boost_python3 is the correct library... no
configure: error: Boost.Python library not found. Try using --with-boost-python=lib.
error: Bad exit status from /var/tmp/rpm-tmp.RUutPG (%build)
RPM build errors:
    extra tokens at the end of %endif directive in line 119:  %endif # with python3
    extra tokens at the end of %endif directive in line 202:  %endif # with_python3
    extra tokens at the end of %endif directive in line 241:  %endif # with python3
    extra tokens at the end of %endif directive in line 290:  %endif # with python3
    Bad exit status from /var/tmp/rpm-tmp.RUutPG (%build)
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.8/site-packages/mockbuild/trace_decorator.py", line 95, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.8/site-packages/mockbuild/util.py", line 746, in do_with_status
    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/rb_libtorrent.spec