score: Delete bogus THREAD_QUEUE_WAIT_FOREVER

It makes no sense to use this indirection since the type for timeout
values is Watchdog_Interval.

cpukit/posix/src/condwait.c

@@ -39,7 +39,7 @@ int pthread_cond_wait(
   return _POSIX_Condition_variables_Wait_support(
     cond,
     mutex,
-    THREAD_QUEUE_WAIT_FOREVER,
+    WATCHDOG_NO_TIMEOUT,
     false
   );
 }

cpukit/posix/src/mqueuereceive.c

@@ -45,6 +45,6 @@ ssize_t mq_receive(
     msg_len,
     msg_prio,
     true,
-    THREAD_QUEUE_WAIT_FOREVER
+    WATCHDOG_NO_TIMEOUT
   );
 }

cpukit/posix/src/mqueuesend.c

@@ -63,6 +63,6 @@ int mq_send(
     msg_len,
     msg_prio,
     true,
-    THREAD_QUEUE_WAIT_FOREVER
+    WATCHDOG_NO_TIMEOUT
   );
 }

cpukit/posix/src/mutexlock.c

@@ -38,5 +38,5 @@ int pthread_mutex_lock(
   pthread_mutex_t           *mutex
 )
 {
-  return _POSIX_Mutex_Lock_support( mutex, true, THREAD_QUEUE_WAIT_FOREVER );
+  return _POSIX_Mutex_Lock_support( mutex, true, WATCHDOG_NO_TIMEOUT );
 }

cpukit/posix/src/mutextrylock.c

@@ -37,7 +37,7 @@ int pthread_mutex_trylock(
   pthread_mutex_t           *mutex
 )
 {
-  int r = _POSIX_Mutex_Lock_support( mutex, false, THREAD_QUEUE_WAIT_FOREVER );
+  int r = _POSIX_Mutex_Lock_support( mutex, false, WATCHDOG_NO_TIMEOUT );
   if ( r == EDEADLK )
     r = EBUSY;
   return r;

cpukit/posix/src/semtrywait.c

@@ -35,5 +35,5 @@ int sem_trywait(
   sem_t *sem
 )
 {
-  return _POSIX_Semaphore_Wait_support(sem, false, THREAD_QUEUE_WAIT_FOREVER);
+  return _POSIX_Semaphore_Wait_support(sem, false, WATCHDOG_NO_TIMEOUT);
 }

cpukit/posix/src/semwait.c

@@ -35,5 +35,5 @@ int sem_wait(
   sem_t *sem
 )
 {
-  return _POSIX_Semaphore_Wait_support( sem, true, THREAD_QUEUE_WAIT_FOREVER );
+  return _POSIX_Semaphore_Wait_support( sem, true, WATCHDOG_NO_TIMEOUT );
 }

cpukit/score/include/rtems/score/threadqimpl.h

@@ -31,11 +31,6 @@ extern "C" {
  */
 /**@{*/
 
-/**
- *  Constant for indefinite wait.
- */
-#define THREAD_QUEUE_WAIT_FOREVER  WATCHDOG_NO_TIMEOUT
-
 /**
  *  The following type defines the callout used when a remote task
  *  is extracted from a local thread queue.