#include int 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) { return dlsym (RTLD_NEXT, __FUNCTION__); }