check_source_compiles(C
    "#include <infiniband/mlx5dv.h>
    int main(void) { int x = MLX5DV_UMEM_MASK_DMABUF; return 1; }"
    HAVE_MLX5DV_UMEM_MASK_DMABUF
  )

target_compile_definitions(nvshmem_transport_ibgda PRIVATE HAVE_MLX5DV_UMEM_MASK_DMABUF=${HAVE_MLX5DV_UMEM_MASK_DMABUF})