Tag: debian-rules-uses-wrong-environment-variable Severity: warning Check: debian/rules Renamed-From: debian-rules-should-not-use-or-modify-user-only-variable See-Also: Bug#631786 Explanation: The rules file appears to be reading or modifying a variable not intended for use by package maintainers. . The special variables DEB_*FLAGS_{SET,APPEND} can be used by users who want to re-compile Debian packages with special (or non-standard) build flags. . Please use the DEB_*FLAGS_MAINT_{SET,APPEND} flags instead.