xbt_automaton_propositional_symbol_t xbt_automaton_propositional_symbol_new(xbt_automaton_t a, const char* id, int(*fct)(void)){
xbt_automaton_propositional_symbol_t prop_symb = NULL;
prop_symb = xbt_new0(struct xbt_automaton_propositional_symbol, 1);
xbt_automaton_propositional_symbol_t xbt_automaton_propositional_symbol_new(xbt_automaton_t a, const char* id, int(*fct)(void)){
xbt_automaton_propositional_symbol_t prop_symb = NULL;
prop_symb = xbt_new0(struct xbt_automaton_propositional_symbol, 1);