pub unsafe extern "C" fn GxB_Matrix_export_CSC(
A: *mut GrB_Matrix,
type_: *mut GrB_Type,
nrows: *mut GrB_Index,
ncols: *mut GrB_Index,
Ap: *mut *mut GrB_Index,
Ai: *mut *mut GrB_Index,
Ax: *mut *mut c_void,
Ap_size: *mut GrB_Index,
Ai_size: *mut GrB_Index,
Ax_size: *mut GrB_Index,
iso: *mut bool,
jumbled: *mut bool,
desc: GrB_Descriptor,
) -> GrB_Info