pub unsafe extern "C" fn GxB_Semiring_multiply(
multiply: *mut *mut GB_BinaryOp_opaque,
semiring: *mut GB_Semiring_opaque
) -> i32
pub unsafe extern "C" fn GxB_Semiring_multiply(
multiply: *mut *mut GB_BinaryOp_opaque,
semiring: *mut GB_Semiring_opaque
) -> i32