Function MPI_Allreduce
extern(C) int MPI_Allreduce
(
void* sendbuf,
void* recvbuf,
int count,
void* datatype,
void* op,
void* comm
);
extern(C) int MPI_Allreduce
(
void* sendbuf,
void* recvbuf,
int count,
void* datatype,
void* op,
void* comm
);