pub unsafe extern "C" fn GxB_SelectOp_ttype(
ttype: *mut *mut GB_Type_opaque,
selectop: *mut GB_SelectOp_opaque,
) -> i32pub unsafe extern "C" fn GxB_SelectOp_ttype(
ttype: *mut *mut GB_Type_opaque,
selectop: *mut GB_SelectOp_opaque,
) -> i32