#ifdef WIN32
# include <win32thread.h>
-#else
-#ifdef NETWARE
+#elif defined(NETWARE)
# include <nw5thread.h>
#else
# ifdef OLD_PTHREADS_API /* Here be dragons. */
# define pthread_mutexattr_default NULL
# define pthread_condattr_default NULL
# endif
-#endif /* NETWARE */
#endif
#ifndef PTHREAD_CREATE
} STMT_END
#define THREAD_CREATE(thr, f) (thr->self = cthread_fork(f, thr), 0)
-#define THREAD_POST_CREATE(thr)
+#define THREAD_POST_CREATE(thr) NOOP
#define THREAD_RET_TYPE any_t
#define THREAD_RET_CAST(x) ((any_t) x)
#ifndef YIELD
# ifdef SCHED_YIELD
# define YIELD SCHED_YIELD
-# else
-# ifdef HAS_SCHED_YIELD
-# define YIELD sched_yield()
-# else
-# ifdef HAS_PTHREAD_YIELD
+# elif defined(HAS_SCHED_YIELD)
+# define YIELD sched_yield()
+# elif defined(HAS_PTHREAD_YIELD)
/* pthread_yield(NULL) platforms are expected
* to have #defined YIELD for themselves. */
-# define YIELD pthread_yield()
-# endif
-# endif
+# define YIELD pthread_yield()
# endif
#endif
#endif /* USE_ITHREADS */
#ifndef MUTEX_LOCK
-# define MUTEX_LOCK(m)
+# define MUTEX_LOCK(m) NOOP
#endif
#ifndef MUTEX_UNLOCK
-# define MUTEX_UNLOCK(m)
+# define MUTEX_UNLOCK(m) NOOP
#endif
#ifndef MUTEX_INIT
-# define MUTEX_INIT(m)
+# define MUTEX_INIT(m) NOOP
#endif
#ifndef MUTEX_DESTROY
-# define MUTEX_DESTROY(m)
+# define MUTEX_DESTROY(m) NOOP
#endif
#ifndef COND_INIT
-# define COND_INIT(c)
+# define COND_INIT(c) NOOP
#endif
#ifndef COND_SIGNAL
-# define COND_SIGNAL(c)
+# define COND_SIGNAL(c) NOOP
#endif
#ifndef COND_BROADCAST
-# define COND_BROADCAST(c)
+# define COND_BROADCAST(c) NOOP
#endif
#ifndef COND_WAIT
-# define COND_WAIT(c, m)
+# define COND_WAIT(c, m) NOOP
#endif
#ifndef COND_DESTROY
-# define COND_DESTROY(c)
+# define COND_DESTROY(c) NOOP
#endif
#ifndef LOCK_DOLLARZERO_MUTEX
-# define LOCK_DOLLARZERO_MUTEX
+# define LOCK_DOLLARZERO_MUTEX NOOP
#endif
#ifndef UNLOCK_DOLLARZERO_MUTEX
-# define UNLOCK_DOLLARZERO_MUTEX
+# define UNLOCK_DOLLARZERO_MUTEX NOOP
#endif
/* THR, SET_THR, and dTHR are there for compatibility with old versions */