Remove static property from function _starpu_mpi_isend_common for external use.

mpi/src/starpu_mpi.c

@@ -56,7 +56,7 @@ static void _starpu_mpi_isend_irecv_common(struct _starpu_mpi_req *req, enum sta
 	starpu_data_acquire_on_node_cb_sequential_consistency_sync_jobids(req->data_handle, STARPU_MAIN_RAM, mode, _starpu_mpi_submit_ready_request, (void *)req, sequential_consistency, 1, &req->pre_sync_jobid, &req->post_sync_jobid);
 }
 
-static struct _starpu_mpi_req *_starpu_mpi_isend_common(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, unsigned detached, unsigned sync, int prio, void (*callback)(void *), void *arg, int sequential_consistency)
+struct _starpu_mpi_req *_starpu_mpi_isend_common(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, unsigned detached, unsigned sync, int prio, void (*callback)(void *), void *arg, int sequential_consistency)
 {
 	if (STARPU_UNLIKELY(_starpu_mpi_fake_world_size != -1))
 	{