--- a/configure.ac
+++ b/configure.ac
@@ -709,7 +709,6 @@
   fi
   if test "$RPATH_FLAG" != ""; then
     RPATH_TMP=$RPATH_FLAG'`pwd`'
-    RPATH_REAL=$RPATH_FLAG'$(LIB_INSTALL_DIR)'
   fi
 fi
 AC_SUBST(RPATH_FLAG)