--- build.xml.orig 2013-10-31 14:48:34.000000000 +0100 +++ build.xml 2014-06-09 08:19:22.000000000 +0200 @@ -221,10 +221,7 @@ <target name="compile" depends="prepare,check_versions,driver"> - <available classname="org.postgresql.Driver" property="old.driver.present" /> - <fail message="Old driver was detected on classpath or in jre/lib/ext, please remove and try again." if="old.driver.present" /> - - <javac classpath="${srcdir}" srcdir="${srcdir}" destdir="${builddir}" debug="${debug}" source="${java.specification.version}"> + <javac includeAntRuntime="no" classpath="${srcdir}" srcdir="${srcdir}" destdir="${builddir}" debug="${debug}"> <patternset refid="jdbc.version.src.pattern"/> </javac> </target>