1 files changed, 18 insertions, 5 deletions
diff --git a/cpukit/libdl/rtl-alloc-heap.c b/cpukit/libdl/rtl-alloc-heap.c
index 4ffdaf23b1..f1bdcca507 100644
--- a/cpukit/libdl/rtl-alloc-heap.c
+++ b/cpukit/libdl/rtl-alloc-heap.c
@@ -17,17 +17,30 @@
 
 #include "rtl-alloc-heap.h"
 
+#include <rtems/score/apimutex.h>
+
 void
 rtems_rtl_alloc_heap (rtems_rtl_alloc_cmd cmd,
                       rtems_rtl_alloc_tag tag,
                       void**              address,
                       size_t              size)
 {
-  if (cmd == RTEMS_RTL_ALLOC_NEW)
-    *address = malloc (size);
-  else if (cmd == RTEMS_RTL_ALLOC_DEL)
+  switch (cmd)
   {
-    free (*address);
-    *address = NULL;
+    case RTEMS_RTL_ALLOC_NEW:
+      *address = malloc (size);
+      break;
+    case RTEMS_RTL_ALLOC_DEL:
+      free (*address);
+      *address = NULL;
+      break;
+    case RTEMS_RTL_ALLOC_LOCK:
+      _RTEMS_Lock_allocator();
+      break;
+    case RTEMS_RTL_ALLOC_UNLOCK:
+      _RTEMS_Unlock_allocator();
+      break;
+    default:
+      break;
   }
 }