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Sourcecode: glibc version File versions


#include <dlfcn.h>

extern int successful_rtld_next_test (void);
extern void *failing_rtld_next_use (void);

int nextmod1_dummy_var;

successful_rtld_next_test (void)
  int (*fp) (void);

  /* Get the next function... */
  fp = (int (*) (void)) dlsym (RTLD_NEXT, __FUNCTION__);

  /* ...and simply call it.  */
  return fp ();

void *
failing_rtld_next_use (void)
  void *ret = dlsym (RTLD_NEXT, __FUNCTION__);

  /* Ensure we are not tail call optimized, because then RTLD_NEXT
     might return this function.  */
  return ret;

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