files/rpms/devlibs

libffi-devel  # pyOpenSSL
libxml2-devel  # lxml
libxslt1-devel  # lxml
mariadb-devel  # MySQL-python  f20,f21,rhel7
mysql-devel  # MySQL-python  rhel6
openssl-devel  # pyOpenSSL
postgresql-devel  # psycopg2
python-devel  # pyOpenSSL