Index: /issm/trunk-jpl/etc/environment.csh
===================================================================
--- /issm/trunk-jpl/etc/environment.csh	(revision 13144)
+++ /issm/trunk-jpl/etc/environment.csh	(revision 13145)
@@ -66,4 +66,10 @@
 endif
 
+#LIBTOOL
+set LIBTOOL_DIR="$ISSM_DIR/externalpackages/libtool/install"
+if (-d $LIBTOOL_DIR) then
+	setenv PATH {$LIBTOOL_DIR}/bin:{$PATH}
+endif
+
 #SSH
 set SSH_DIR="$ISSM_DIR/externalpackages/ssh"