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When building Shibboleth, you can usually rely on the configure script to detect your Apache version and do the right thing, but in special cases, you can pass various options to control the Apache module version and locate the apxs script to use.
- Shibboleth:
./configure --with-log4shib=/opt/shibboleth-sp --enable-apache-13 --with-apxs=/usr/local/apache/bin/apxs --enable-apache-20 --with-apxs2=/usr/local/apache2/bin/apxs --prefix=/opt/shibboleth-sp
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