XBT_PUBLIC(void) MC_automaton_new_propositional_symbol(const char* id, int(*fct)(void));
XBT_PUBLIC(void) MC_automaton_new_propositional_symbol_pointer(const char *id, int* value);
XBT_PUBLIC(void) MC_automaton_new_propositional_symbol_callback(const char* id,
XBT_PUBLIC(void) MC_automaton_new_propositional_symbol(const char* id, int(*fct)(void));
XBT_PUBLIC(void) MC_automaton_new_propositional_symbol_pointer(const char *id, int* value);
XBT_PUBLIC(void) MC_automaton_new_propositional_symbol_callback(const char* id,