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$ OpenSSL: (not needed, just use what comes with your Linux)
$ LibCurl: (usually not needed, or use =./configure --disable-static --without-ca-bundle --enable-thread --prefix=/opt/shibboleth-sp=)
$ Log4Cpp: ./configure --disable-static --disable-doxygen --prefix=/opt/shibboleth-sp
$ XercesC: ./runConfigure -p linux -c gcc -x g++ -r pthread -b 32 -P /opt/shibboleth-sp
$ XmlSecurityC: ./configure --without-xalan --prefix=/opt/shibboleth-sp
$ OpenSAML: ./configure --with-curl=/opt/shibboleth-sp --with-log4cpp=/opt/shibboleth-sp --prefix=/opt/shibboleth-sp -C
$ Shibboleth: ./configure --with-saml=/opt/shibboleth-sp --with-log4cpp=/opt/shibboleth-sp --enable-apache-20 --with-apxs2=/usr/sbin/apxs --prefix=/opt/shibboleth-sp -C
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