pub unsafe extern "C" fn GrB_Matrix_exportSize(
Ap_len: *mut GrB_Index,
Ai_len: *mut GrB_Index,
Ax_len: *mut GrB_Index,
format: GrB_Format,
A: GrB_Matrix,
) -> GrB_Infopub unsafe extern "C" fn GrB_Matrix_exportSize(
Ap_len: *mut GrB_Index,
Ai_len: *mut GrB_Index,
Ax_len: *mut GrB_Index,
format: GrB_Format,
A: GrB_Matrix,
) -> GrB_Info