1: #include <dlfcn.h>
    2: #include <stdio.h>
    3: #include <stdlib.h>
    4: 
    5: extern int bar (void);
    6: extern int foo (void);
    7: 
    8: int
    9: foo (void)
   10: {
   11:   void *h;
   12:   int res;
   13: 
   14:   /* Load ltglobalmod1 in the global namespace.  */
   15:   h = dlopen ("ltglobmod1.so", RTLD_GLOBAL | RTLD_LAZY);
   16:   if (h == NULL)
   17:     {
   18:       printf ("%s: cannot open %s: %s",
   19:               __FUNCTION__, "ltglobmod1.so", dlerror ());
   20:       exit (EXIT_FAILURE);
   21:     }
   22: 
   23:   /* Call bar.  This is undefined in the DSO.  */
   24:   puts ("about to call `bar'");
   25:   fflush (stdout);
   26:   res = bar ();
   27: 
   28:   printf ("bar returned %d\n", res);
   29: 
   30:   dlclose (h);
   31: 
   32:   return res != 42;
   33: }