--- a/CMakeLists.txt	2012-12-05 10:22:51.000000000 -0800
+++ b/CMakeLists.txt	2012-12-05 10:24:15.000000000 -0800
@@ -248,6 +248,9 @@
 IF(INSTALL_SYSCONFDIR)
   SET(DEFAULT_SYSCONFDIR "${INSTALL_SYSCONFDIR}")
 ENDIF()
+IF(SYSCONFDIR)
+  SET(DEFAULT_SYSCONFDIR "${SYSCONFDIR}")
+ENDIF()
 
 
 # Run platform tests