Function ppl_delete_Constraint_System_const_iterator 

pub unsafe extern "C" fn ppl_delete_Constraint_System_const_iterator(
    cit: ppl_const_Constraint_System_const_iterator_t,
) -> c_int

\relates ppl_Constraint_System_const_iterator_tag \brief Invalidates the handle \p cit: this makes sure the corresponding resources will eventually be released.