typedef struct { int value ; } Extern__read_bool_out ;
typedef struct { int o ; } Extern__f1_out ;
typedef struct { int o ; } Extern__f2_out ;
typedef struct { int o ; } Extern__g_out ;
typedef struct { } Extern__act_out ;

void Extern__f1_step(int i,Extern__f1_out*_out) ;
void Extern__f2_step(int i,Extern__f2_out*_out) ;
void Extern__g_step(Extern__g_out*_out) ;
void Extern__read_bool_step(int addr,
Extern__read_bool_out*_out) ;
void Extern__act_step(int addr, Extern__act_out*_out) ;