void * dlopen(const char *);
void * dlsym(void *, const char *);
void * dlerror(void);
-# ifdef YIELD
-# undef YIELD
-# endif
-# define YIELD pthread_yield(NULL)
-# define pthread_mutexattr_default NULL
-# define pthread_condattr_default NULL
- typedef void * pthread_addr_t;
+# define OLD_PTHREADS_API
#endif