#include <dlfcn.h>

#include <stdio.h>

int

main (void)

{

  void *h = dlopen ("firstobj.so", RTLD_LAZY);

  void *f;

  if (! h)

    {

      printf ("cannot find firstobj.so: %s\n", dlerror ());

      return 1;

    }

  f = dlsym (h, "foo");

  if (! f)

    {

      printf ("cannot find symbol foo: %s\n", dlerror ());

      return 2;

    }

  ((void (*) (void)) f) ();

  return 0;

}