diff -Naur -x '*~' syslog-ng-3.0.4/configure.in syslog-ng-3.0.4-fix-pattern-database-location/configure.in
--- syslog-ng-3.0.4/configure.in	2009-04-30 18:32:19.000000000 +0200
+++ syslog-ng-3.0.4-fix-pattern-database-location/configure.in	2009-10-12 15:20:11.000000000 +0200
@@ -722,6 +722,7 @@
 AC_DEFINE_UNQUOTED(PATH_SYSCONFDIR, "`patheval $sysconfdir`", [sysconfdir])
 AC_DEFINE_UNQUOTED(PATH_LOCALSTATEDIR, "`patheval $localstatedir`", [local state directory])
 AC_DEFINE_UNQUOTED(PATH_PIDFILEDIR, "`patheval $pidfiledir`", [local state directory])
+AC_DEFINE_UNQUOTED(PATH_DATADIR, "`patheval $datadir`", [datadir])
 if test -n "$timezonedir"; then
         AC_DEFINE_UNQUOTED(PATH_TIMEZONEDIR, "`patheval $timezonedir`", [timezone base directory])
 fi
diff -Naur -x '*~' syslog-ng-3.0.4/src/syslog-ng.h syslog-ng-3.0.4-fix-pattern-database-location/src/syslog-ng.h
--- syslog-ng-3.0.4/src/syslog-ng.h	2009-04-22 13:06:57.000000000 +0200
+++ syslog-ng-3.0.4-fix-pattern-database-location/src/syslog-ng.h	2009-10-12 15:14:10.000000000 +0200
@@ -52,7 +52,7 @@
 
 #define PATH_PERSIST_CONFIG     PATH_LOCALSTATEDIR "/syslog-ng.persist"
 #define PATH_QDISK              PATH_LOCALSTATEDIR
-#define PATH_PATTERNDB_FILE     PATH_LOCALSTATEDIR "/patterndb.xml"
+#define PATH_PATTERNDB_FILE     PATH_DATADIR "/syslog-ng/patterndb.xml"
 
 #define LOG_PRIORITY_LISTEN 0
 #define LOG_PRIORITY_READER 0