optional_depends python-sphinx '' '' \
		 "for building the documentation" &&

optional_depends libcap \
                 "--enable-linux-caps" \
                 "--disable-linux-caps" \
                 "for linux capabilities support" &&

optional_depends SSL \
                 "--with-openssl" \
                 "--without-openssl" \
                 "to build with OpenSSL, required for DNSSEC"
