Add headers needed for compilation using g++ version 4.3. (#455285)
--- netcdf-3.6.2/cxx/ncvalues.cpp~	2008-04-05 23:34:57.000000000 +0000
+++ netcdf-3.6.2/cxx/ncvalues.cpp	2008-04-05 23:28:55.000000000 +0000
@@ -9,7 +9,7 @@
 
 #include <config.h>
 #include <iostream>
-#include <string>
+#include <cstring>
 
 #include "ncvalues.h"
 
--- netcdf-3.6.2/examples/CXX/sfc_pres_temp_rd.cpp~	2008-04-05 23:36:05.000000000 +0000
+++ netcdf-3.6.2/examples/CXX/sfc_pres_temp_rd.cpp	2008-04-05 23:29:03.000000000 +0000
@@ -17,6 +17,7 @@
 */
 
 #include <iostream>
+#include <cstring>
 #include <netcdfcpp.h>
 
 using namespace std;