4 files changed, 6 insertions, 4 deletions
diff --git a/cpukit/posix/src/keygetspecific.c b/cpukit/posix/src/keygetspecific.c
index b0529bd96e..ef3fd736a7 100644
--- a/cpukit/posix/src/keygetspecific.c
+++ b/cpukit/posix/src/keygetspecific.c
@@ -43,5 +43,6 @@ void *pthread_getspecific(
       _Thread_Enable_dispatch();
       return key_data;
   }
-  return (void *) POSIX_BOTTOM_REACHED();
+  (void) POSIX_BOTTOM_REACHED();
+  return (void *)NULL;
 }
diff --git a/cpukit/posix/src/posixtimespecsubtract.c b/cpukit/posix/src/posixtimespecsubtract.c
index 1b6cc75902..205730468a 100644
--- a/cpukit/posix/src/posixtimespecsubtract.c
+++ b/cpukit/posix/src/posixtimespecsubtract.c
@@ -31,7 +31,7 @@ void _POSIX_Timespec_subtract(
 {
   struct timespec  start_struct = *the_start;
   struct timespec *start = &start_struct;
-  unsigned int nsecs_per_sec = TOD_NANOSECONDS_PER_SECOND;
+  unsigned32 nsecs_per_sec = TOD_NANOSECONDS_PER_SECOND;
  
   if (end->tv_nsec < start->tv_nsec) {
     int seconds = (start->tv_nsec - end->tv_nsec) / nsecs_per_sec + 1;
diff --git a/cpukit/posix/src/ptimer1.c b/cpukit/posix/src/ptimer1.c
index 820f61f1a4..907645ce18 100644
--- a/cpukit/posix/src/ptimer1.c
+++ b/cpukit/posix/src/ptimer1.c
@@ -573,7 +573,8 @@ int timer_settime(
 
         timer_struct[timer_pos].ticks = 
              ( SEC_TO_TICKS_C * value->it_value.tv_sec ) +
-             ( value->it_value.tv_nsec / ( 1000 * 1000 * 10 ) );
+             ( value->it_value.tv_nsec / 
+                 (1000L * (unsigned32)(1000 * 10) ));
 
         return_v = rtems_timer_fire_after ( timerid, 
                                            timer_struct[timer_pos].ticks, 
diff --git a/cpukit/posix/src/semunlink.c b/cpukit/posix/src/semunlink.c
index 29912d4281..81ba417dbf 100644
--- a/cpukit/posix/src/semunlink.c
+++ b/cpukit/posix/src/semunlink.c
@@ -50,7 +50,7 @@ int sem_unlink(
    *  Don't support unlinking a remote semaphore.
    */
 
-  if ( !_Objects_Is_local_id(the_semaphore_id) ) {
+  if ( !_Objects_Is_local_id((Objects_Id)the_semaphore_id) ) {
     _Thread_Enable_dispatch();
     rtems_set_errno_and_return_minus_one( ENOSYS );
   }