#include "private.h"
+SG_BEGIN_DECL()
+
#define DT_FLAG_DESTROYED 0x0001 /**< user destroyed but some other layers still have a reference */
#define DT_FLAG_COMMITED 0x0002 /**< ready to be used for a send/recv operation */
#define DT_FLAG_CONTIGUOUS 0x0004 /**< contiguous datatype */
*/
#define DT_FLAG_BASIC (DT_FLAG_PREDEFINED | DT_FLAG_CONTIGUOUS | DT_FLAG_NO_GAPS | DT_FLAG_DATA | DT_FLAG_COMMITED)
-extern MPI_Datatype MPI_PTR;
+extern const MPI_Datatype MPI_PTR;
//*****************************************************************************************
int block_count,
MPI_Datatype* old_types);
+SG_END_DECL()
+
#endif