fix compilation bug with nag

.rake.json

@@ -37,7 +37,7 @@
     "melianNag_f2003_NoThreads" : {
       "hostname":"melian",
       "preCommands":"export NAG_KUSARI_FILE=/home/ram/.nag/license.txt; PATH=/home/ram/local/nag-6.0:$PATH",
-      "configureCall":"/home/ram/src/cimd/cdo/libcdi/configure --enable-iso-c-interface --without-threads FCFLAGS='-Qpath /home/ram/local/nag-6.0/lib' FC=nagfor CC=gcc F77=nagfor --with-threads",
+      "configureCall":"/home/ram/src/cimd/cdo/libcdi/configure --enable-iso-c-interface --without-threads FCFLAGS='-Qpath /home/ram/local/nag-6.0/lib' FCFLAGS=-kind=byte FC=nagfor CC=gcc F77=nagfor --with-threads",
       "makeCall":"make -j 8",
       "sync": false
     },