ctuOneDefinitionRuleViolation
ftp://ftp.de.debian.org/debian/pool/main/c/clucene-core/clucene-core_2.3.3.4+dfsg.orig.tar.xz
2.22.0 clucene-core-2.3.3.4+dfsg/src/core/CLucene/queryParser/_FastCharStream.h:20:1: error: The one definition rule is violated, different classes/structs have the same name 'FastCharStream' [ctuOneDefinitionRuleViolation]