Index: configuration.ccl
===================================================================
--- configuration.ccl	(revision 17)
+++ configuration.ccl	(working copy)
@@ -4,6 +4,7 @@
 {
   SCRIPT LORENE.sh
   LANG bash
+  OPTIONS LORENE_DIR LORENE_EXTRA_LIB_DIRS LORENE_EXTRA_LIBS
 }
 
 REQUIRES LAPACK BLAS GSL
Index: LORENE.sh
===================================================================
--- LORENE.sh	(revision 17)
+++ LORENE.sh	(working copy)
@@ -139,8 +139,8 @@
 
 # Set options
 LORENE_INC_DIRS="${LORENE_DIR}/Export/C++/Include ${LORENE_DIR}/C++/Include"
-LORENE_LIB_DIRS="${LORENE_DIR}/Lib"
-LORENE_LIBS='lorene_export lorene lorenef77'
+LORENE_LIB_DIRS="${LORENE_DIR}/Lib ${LORENE_EXTRA_LIB_DIRS}"
+LORENE_LIBS="lorene_export lorene lorenef77 ${LORENE_EXTRA_LIBS}"
 
 # Pass options to Cactus
 echo "BEGIN MAKE_DEFINITION"