pip install pynacl fails with: error: [Errno 2] No such file or directory

I am trying to install pynacl on openSUSE 42.2 but it fails with ``error: [Errno 2] No such file or directory`` during the build phase



here is some of the output



```

~> pip install pynacl                                                          

Collecting pynacl                                                                                                                                                                                                  

  Using cached PyNaCl-1.1.2.tar.gz                                                                   

Requirement already satisfied: six in /usr/lib/python2.7/site-packages (from pynacl)                     

Requirement already satisfied: cffi>=1.4.1 in ./.local/lib/python2.7/site-packages (from pynacl)                          

Requirement already satisfied: pycparser in ./.local/lib/python2.7/site-packages (from cffi>=1.4.1->pynacl)

Building wheels for collected packages: pynacl                                                           

  Running setup.py bdist_wheel for pynacl ... error                                                      

  Complete output from command /usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-WNVVlf/pynacl/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');

f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/tmpCBHg6Lpip-wheel- --python-tag cp27:

  running bdist_wheel                                                                                    

  running build                                                          

  running build_py                                                                                       

  creating build                                                                                         

  creating build/lib.linux-x86_64-2.7                               

  creating build/lib.linux-x86_64-2.7/nacl 

[...]

    checking for nanosleep... yes

    checking for posix_memalign... yes

    checking for getpid... yes

    checking if gcc/ld supports -Wl,--output-def... not needed, shared libraries are disabled

    checking that generated files are newer than configure... done

    configure: creating ./config.status

    config.status: creating Makefile

    config.status: creating dist-build/Makefile

    config.status: creating libsodium.pc

    config.status: creating libsodium-uninstalled.pc

    config.status: creating msvc-scripts/Makefile

    config.status: creating src/Makefile

    config.status: creating src/libsodium/Makefile

    config.status: creating src/libsodium/include/Makefile

    config.status: creating src/libsodium/include/sodium/version.h

    config.status: creating test/default/Makefile

    config.status: creating test/Makefile

    config.status: executing depfiles commands

    config.status: executing libtool commands

    error: [Errno 2] No such file or directory

    

    ----------------------------------------

Command "/usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-WNVVlf/pynacl/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-PAHH7o-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-build-WNVVlf/pynacl/

```



A copy of the entire log can be found here

http://artifacts.opnfv.org/cross-community-ci/openstack/bifrost/review.openstack.org/367608/8/openstack-bifrost-verify-suse-virtual-master/build_log.txt



It's not exactly clear from the output what `No such file or directory` actually means

[]