--- psi3.orig/src/bin/intder/params.cc	2008-07-06 23:46:56.000000000 -0700
+++ psi3/src/bin/intder/params.cc	2008-07-06 23:48:41.000000000 -0700
@@ -1,3 +1,4 @@
+#include <cstring>
 #include "params.h"
 #include "displacements.h"
 #include "intco.h"
--- psi3.orig/src/bin/intder/read_geom.cc	2008-07-06 23:46:56.000000000 -0700
+++ psi3/src/bin/intder/read_geom.cc	2008-07-06 23:48:56.000000000 -0700
@@ -1,3 +1,4 @@
+#include <cstring>
 #include <stdio.h>
 #include <stdlib.h>
 #include "displacements.h"