// filename  fnctpt.C  

// Jonathan W. Valvano, 12/11/99

// examples of function pointers

 int a,b;

int exec(int(*fp)(int)){ 

  b = (*fp)(4);

  return b; 

}

int funa(int in){

  return in+1;

}



void fun1(void){

  a=b=0;

}

void exec1(void(*fp)(void)){ 

  (*fp)();

} 



void main(void){ 

  exec1(&fun1);

  a = exec(&funa);

}