diff --git a/NxWidgets/UnitTests/nxwm/main.cxx b/NxWidgets/UnitTests/nxwm/main.cxx
index 068452cff..c202e6443 100644
--- a/NxWidgets/UnitTests/nxwm/main.cxx
+++ b/NxWidgets/UnitTests/nxwm/main.cxx
@@ -62,6 +62,15 @@
 #  define MAIN_STRING "user_start: "
 #endif
 
+#ifdef CONFIG_HAVE_FILENAME
+#  define showTestStepMemory(msg) \
+     _showTestStepMemory((FAR const char*)__FILE__, (int)__LINE__, msg)
+#  define showTestCaseMemory(msg) \
+     _showTestCaseMemory((FAR const char*)__FILE__, (int)__LINE__, msg)
+#  define showTestMemory(msg) \
+     _showTestMemory((FAR const char*)__FILE__, (int)__LINE__, msg)
+#endif
+
 /////////////////////////////////////////////////////////////////////////////
 // Private Types
 /////////////////////////////////////////////////////////////////////////////
@@ -70,6 +79,9 @@ struct SNxWmTest
 {
   NxWM::CTaskbar     *taskbar;     // The task bar
   NxWM::CStartWindow *startwindow; // The start window
+  unsigned int        mmInitial;   // Initial memory usage
+  unsigned int        mmStep;      // Memory Usage at beginning of test step
+  unsigned int        mmSubStep;   // Memory Usage at beginning of test sub-step
 };
 
 /////////////////////////////////////////////////////////////////////////////
@@ -90,6 +102,118 @@ extern "C" int MAIN_NAME(int argc, char *argv[]);
 // Public Functions
 /////////////////////////////////////////////////////////////////////////////
 
+/////////////////////////////////////////////////////////////////////////////
+// Name: updateMemoryUsage
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef CONFIG_HAVE_FILENAME
+static void updateMemoryUsage(unsigned int *previous,
+                              FAR const char *file, int line,
+                              FAR const char *msg)
+#else
+static void updateMemoryUsage(unsigned int *previous,
+                              FAR const char *msg)
+#endif
+{
+  struct mallinfo mmcurrent;
+
+  /* Get the current memory usage */
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+  mmcurrent = mallinfo();
+#else
+  (void)mallinfo(&mmcurrent);
+#endif
+
+  /* Show the change from the previous time */
+
+#ifdef CONFIG_HAVE_FILENAME
+  printf("File: %s Line: %d : %s\n", file, line, msg);
+#else
+  printf("\n%s:\n", msg);
+#endif
+  printf("  Before: %8u After: %8u Change: %8d\n",
+         *previous, mmcurrent.uordblks, (int)mmcurrent.uordblks - (int)*previous);
+
+  /* Set up for the next test */
+
+  *previous =  mmcurrent.uordblks;
+}
+
+/////////////////////////////////////////////////////////////////////////////
+// Name: showTestCaseMemory
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef CONFIG_HAVE_FILENAME
+static void _showTestCaseMemory(FAR const char *file, int line, FAR const char *msg)
+{
+  updateMemoryUsage(&g_nxwmtest.mmStep, file, line, msg);
+  g_nxwmtest.mmSubStep = g_nxwmtest.mmInitial;
+}
+#else
+static void showTestCaseMemory(FAR const char *msg)
+{
+  updateMemoryUsage(&g_nxwmtest.mmStep, msg);
+  g_nxwmtest.mmSubStep = g_nxwmtest.mmInitial;
+}
+#endif
+
+/////////////////////////////////////////////////////////////////////////////
+// Name: showTestMemory
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef CONFIG_HAVE_FILENAME
+static void _showTestMemory(FAR const char *file, int line, FAR const char *msg)
+{
+  updateMemoryUsage(&g_nxwmtest.mmInitial, file, line, msg);
+}
+#else
+static void showTestMemory(FAR const char *msg)
+{
+  updateMemoryUsage(&g_nxwmtest.mmInitial, msg);
+}
+#endif
+
+/////////////////////////////////////////////////////////////////////////////
+// Name: initMemoryUsage
+/////////////////////////////////////////////////////////////////////////////
+
+static void initMemoryUsage(void)
+{
+  struct mallinfo mmcurrent;
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+  mmcurrent = mallinfo();
+#else
+  (void)mallinfo(&mmcurrent);
+#endif
+
+  g_nxwmtest.mmInitial = mmcurrent.uordblks;
+  g_nxwmtest.mmStep    = mmcurrent.uordblks;
+  g_nxwmtest.mmSubStep = mmcurrent.uordblks;
+}
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Functions
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Name: showTestStepMemory
+/////////////////////////////////////////////////////////////////////////////
+// Called by ad hoc instrumentation in the NxWM/NxWidgets code
+
+#ifdef CONFIG_HAVE_FILENAME
+void _showTestStepMemory(FAR const char *file, int line, FAR const char *msg)
+{
+  updateMemoryUsage(&g_nxwmtest.mmSubStep, file, line, msg);
+}
+#else
+void showTestStepMemory(FAR const char *msg)
+{
+  updateMemoryUsage(&g_nxwmtest.mmSubStep, msg);
+}
+#endif
+
 /////////////////////////////////////////////////////////////////////////////
 // user_start/nxwm_main
 /////////////////////////////////////////////////////////////////////////////
@@ -102,6 +226,10 @@ int MAIN_NAME(int argc, char *argv[])
   up_cxxinitialize();
 #endif
 
+  // Initialize memory monitor logic
+
+  initMemoryUsage();
+
   // Create an instance of the Task Bar.
   //
   // The general sequence for initializing the task bar is:
@@ -120,6 +248,7 @@ int MAIN_NAME(int argc, char *argv[])
       printf(MAIN_STRING "ERROR: Failed to instantiate CTaskbar\n");
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After create taskbar");
 
   // Connect to the NX server
 
@@ -130,6 +259,7 @@ int MAIN_NAME(int argc, char *argv[])
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After connecting to the server");
 
   // Initialize the task bar
   //
@@ -144,7 +274,8 @@ int MAIN_NAME(int argc, char *argv[])
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
-  
+    showTestCaseMemory("After initializing memory menager");
+
   // Create the start window.  The general sequence for setting up the start window is:
   //
   // 1. Call CTaskBar::openApplicationWindow to create a window for the start window,
@@ -162,6 +293,7 @@ int MAIN_NAME(int argc, char *argv[])
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After creating start window application window");
 
   printf(MAIN_STRING "Initialize the CApplicationWindow\n");
   if (!window->open())
@@ -171,6 +303,7 @@ int MAIN_NAME(int argc, char *argv[])
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After initializing the start window application window");
 
   printf(MAIN_STRING "Creating the start window application\n");
   g_nxwmtest.startwindow = new NxWM::CStartWindow(g_nxwmtest.taskbar, window);
@@ -181,6 +314,7 @@ int MAIN_NAME(int argc, char *argv[])
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After create the start window application");
 
   // Initialize the NSH library
 
@@ -192,6 +326,7 @@ int MAIN_NAME(int argc, char *argv[])
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After initializing the NSH library");
 
   // Add the NxConsole application to the start window
 
@@ -204,6 +339,7 @@ int MAIN_NAME(int argc, char *argv[])
       printf(MAIN_STRING "ERROR: Failed to create CApplicationWindow for the NxConsole\n");
       goto noconsole;
     }
+  showTestCaseMemory("After creating the NxConsole application window");
 
   printf(MAIN_STRING "Initialize the CApplicationWindow\n");
   if (!window->open())
@@ -213,6 +349,7 @@ int MAIN_NAME(int argc, char *argv[])
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After initializing the NxConsole application window");
 
   printf(MAIN_STRING "Creating the NxConsole application\n");
   console = new  NxWM::CNxConsole(g_nxwmtest.taskbar, window);
@@ -222,6 +359,7 @@ int MAIN_NAME(int argc, char *argv[])
       delete window;
       goto noconsole;
     }
+  showTestCaseMemory("After creating the NxConsole application");
 
   printf(MAIN_STRING "Adding the NxConsole application to the start window\n");
   if (!g_nxwmtest.startwindow->addApplication(console))
@@ -229,6 +367,7 @@ int MAIN_NAME(int argc, char *argv[])
       printf(MAIN_STRING "ERROR: Failed to add CNxConsole to the start window\n");
       delete window;
     }
+  showTestCaseMemory("After adding the NxConsole application");
 
 noconsole:
 
@@ -244,6 +383,7 @@ noconsole:
       printf(MAIN_STRING "ERROR: Failed to create CApplicationWindow for the calculator\n");
       goto nocalculator;
     }
+  showTestCaseMemory("After creating the calculator application window");
 
   printf(MAIN_STRING "Initialize the CApplicationWindow\n");
   if (!window->open())
@@ -253,6 +393,7 @@ noconsole:
       delete g_nxwmtest.taskbar;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After creating the initializing application window");
 
   printf(MAIN_STRING "Creating the calculator application\n");
   calculator = new  NxWM::CCalculator(g_nxwmtest.taskbar, window);
@@ -262,6 +403,7 @@ noconsole:
       delete window;
       goto nocalculator;
     }
+  showTestCaseMemory("After creating the calculator application");
 
   printf(MAIN_STRING "Adding the calculator application to the start window\n");
   if (!g_nxwmtest.startwindow->addApplication(calculator))
@@ -269,6 +411,7 @@ noconsole:
       printf(MAIN_STRING "ERROR: Failed to add calculator to the start window\n");
       delete window;
     }
+  showTestCaseMemory("After adding the calculator application");
 
 nocalculator:
 #endif
@@ -290,6 +433,7 @@ nocalculator:
       delete g_nxwmtest.startwindow;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After starting the start window application");
 
   // Call CTaskBar::startWindowManager to start the display with applications in place.
   // This method will not return but will enter the task bar's modal loop.
@@ -308,22 +452,26 @@ nocalculator:
       delete g_nxwmtest.startwindow;
       return EXIT_FAILURE;
     }
+  showTestCaseMemory("After starting the window manager");
 
   // Wait a little bit for the display to stabilize.  The simulation pressing of
   // the 'start window' icon in the task bar
 
   sleep(2);
   g_nxwmtest.taskbar->clickIcon(0);
+  showTestCaseMemory("After clicking the start window icon");
 
   // Wait bit to see the result of the button press.  The press the first icon
   // in the start menu.  That should be the NxConsole icon.
 
   sleep(2);
   g_nxwmtest.startwindow->clickIcon(0);
+  showTestCaseMemory("After clicking the NxConsole icon");
   
   // Wait bit to see the result of the button press.
 
   sleep(2);
+  showTestMemory("Final memory usage");
   return EXIT_SUCCESS;    
 }
 
diff --git a/NxWidgets/nxwm/include/capplicationwindow.hxx b/NxWidgets/nxwm/include/capplicationwindow.hxx
index 167f51997..924389709 100644
--- a/NxWidgets/nxwm/include/capplicationwindow.hxx
+++ b/NxWidgets/nxwm/include/capplicationwindow.hxx
@@ -184,6 +184,7 @@ namespace NxWM
      * used during automated testing of NxWM.
      */
 
+#ifdef CONFIG_NXWM_UNITTEST
     inline void clickMinimizeIcon(int index)
     {
       // Get the size and position of the widget
@@ -198,12 +199,14 @@ namespace NxWM
 
       m_minimizeImage->click(imagePos.x + (imageSize.w >> 1), imagePos.y + (imageSize.h >> 1));
     }
+#endif
 
     /**
      * Simulate a mouse click on the stop applicaiton icon.  This inline method is only
      * used during automated testing of NxWM.
      */
 
+#ifdef CONFIG_NXWM_UNITTEST
     inline void clickStopIcon(int index)
     {
       // Get the size and position of the widget
@@ -218,6 +221,7 @@ namespace NxWM
 
       m_stopImage->click(imagePos.x + (imageSize.w >> 1), imagePos.y + (imageSize.h >> 1));
     }
+#endif
   };
 }
 
diff --git a/NxWidgets/nxwm/include/cstartwindow.hxx b/NxWidgets/nxwm/include/cstartwindow.hxx
index 5eeb51781..924cc7d05 100644
--- a/NxWidgets/nxwm/include/cstartwindow.hxx
+++ b/NxWidgets/nxwm/include/cstartwindow.hxx
@@ -209,6 +209,7 @@ namespace NxWM
      * used during automated testing of NxWM.
      */
 
+#ifdef CONFIG_NXWM_UNITTEST
     inline void clickIcon(int index)
     {
       if (index < m_slots.size())
@@ -230,6 +231,7 @@ namespace NxWM
          image->click(imagePos.x + (imageSize.w >> 1), imagePos.y + (imageSize.h >> 1));
        }
     }
+#endif
   };
 }
 
diff --git a/NxWidgets/nxwm/include/ctaskbar.hxx b/NxWidgets/nxwm/include/ctaskbar.hxx
index c290cb8ae..4e12fdb2c 100644
--- a/NxWidgets/nxwm/include/ctaskbar.hxx
+++ b/NxWidgets/nxwm/include/ctaskbar.hxx
@@ -366,6 +366,7 @@ namespace NxWM
      * used during automated testing of NxWM.
      */
 
+#ifdef CONFIG_NXWM_UNITTEST
     inline void clickIcon(int index)
     {
       if (index < m_slots.size())
@@ -387,6 +388,7 @@ namespace NxWM
          image->click(imagePos.x + (imageSize.w >> 1), imagePos.y + (imageSize.h >> 1));
        }
     }
+#endif
   };
 }
 
diff --git a/NxWidgets/nxwm/include/nxwmconfig.hxx b/NxWidgets/nxwm/include/nxwmconfig.hxx
index 59ae1e79d..99383fe02 100644
--- a/NxWidgets/nxwm/include/nxwmconfig.hxx
+++ b/NxWidgets/nxwm/include/nxwmconfig.hxx
@@ -301,4 +301,23 @@
 #  define CONFIG_NXWM_NXCONSOLE_FONTID  CONFIG_NXWM_DEFAULT_FONTID
 #endif
 
+/****************************************************************************
+ * Global Function Prototypes
+ ****************************************************************************/
+/**
+ * Hook to support monitoring of memory usage by the NxWM unit test.
+ */
+
+#ifdef CONFIG_NXWM_UNITTEST
+#  ifdef CONFIG_HAVE_FILENAME
+void _showTestStepMemory(FAR const char *file, int line, FAR const char *msg);
+#    define showTestStepMemory(msg) \
+        _showTestStepMemory((FAR const char*)__FILE__, (int)__LINE__, msg)
+#  else
+void showTestStepMemory(FAR const char *msg);
+#  endif
+#else
+#  define showTestStepMemory(msg)
+#endif
+
 #endif // __INCLUDE_NXWMCONFIG_HXX
diff --git a/NxWidgets/nxwm/src/cnxconsole.cxx b/NxWidgets/nxwm/src/cnxconsole.cxx
index 3cf5e13b9..fb6ca680a 100644
--- a/NxWidgets/nxwm/src/cnxconsole.cxx
+++ b/NxWidgets/nxwm/src/cnxconsole.cxx
@@ -357,7 +357,9 @@ int CNxConsole::nxconsole(int argc, char *argv[])
     }
 
   // Now re-direct stdout and stderr so that they use the NX console driver.
-  // Note that stdin is retained (file descriptor 0, probably the the serial console).
+  // Notes: (1) stdin is retained (file descriptor 0, probably the the serial
+  // console).  (2) Don't bother trying to put debug instrumentation in the
+  // following becaue it will end up in the NxConsole window.
 
   (void)std::fflush(stdout);
   (void)std::fflush(stderr);
@@ -372,7 +374,7 @@ int CNxConsole::nxconsole(int argc, char *argv[])
 
   std::close(fd);
 
-  // Inform the parent thread that we successfully initialize
+  // Inform the parent thread that we successfully initialized
 
   g_nxconvars.result = true;
   sem_post(&g_nxconvars.sem);
diff --git a/NxWidgets/nxwm/src/cstartwindow.cxx b/NxWidgets/nxwm/src/cstartwindow.cxx
index 3190f50d9..f25ed8d2b 100644
--- a/NxWidgets/nxwm/src/cstartwindow.cxx
+++ b/NxWidgets/nxwm/src/cstartwindow.cxx
@@ -457,5 +457,3 @@ void CStartWindow::handleClickEvent(const NXWidgets::CWidgetEventArgs &e)
     }
 }
 
-
-
diff --git a/NxWidgets/nxwm/src/ctaskbar.cxx b/NxWidgets/nxwm/src/ctaskbar.cxx
index 2ba0c4b08..2c6bf660b 100644
--- a/NxWidgets/nxwm/src/ctaskbar.cxx
+++ b/NxWidgets/nxwm/src/ctaskbar.cxx
@@ -706,7 +706,7 @@ bool CTaskbar::createTaskbarWindow(void)
    * @param pPos The new position of the window.
    * @return True on success, false on failure.
    */
-     
+
   m_taskbar->setPosition(&pos);
   m_taskbar->setSize(&size);
   return true;
diff --git a/nuttx/configs/sim/nxwm/defconfig b/nuttx/configs/sim/nxwm/defconfig
index 5fead7bb8..2fbeb8fa3 100644
--- a/nuttx/configs/sim/nxwm/defconfig
+++ b/nuttx/configs/sim/nxwm/defconfig
@@ -32,7 +32,6 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 ############################################################################
-CONFIG_NXWM_TASKBAR_LEFT=y
 #
 # Architecture selection
 #
@@ -281,6 +280,14 @@ CONFIG_HAVE_LIBM=y
 # CONFIG_NAME_MAX - The maximum size of a file name.
 # CONFIG_STDIO_BUFFER_SIZE - Size of the buffer to allocate
 #   on fopen. (Only if CONFIG_NFILE_STREAMS > 0)
+# CONFIG_STDIO_LINEBUFFER - If standard C buffered I/O is enabled
+#   (CONFIG_STDIO_BUFFER_SIZE > 0), then this option may be added
+#   to force automatic, line-oriented flushing the output buffer
+#   for putc(), fputc(), putchar(), puts(), fputs(), printf(),
+#   fprintf(), and vfprintf().  When a newline is encountered in
+#   the output string, the output buffer will be flushed.  This
+#   (slightly) increases the NuttX footprint but supports the kind
+#   of behavior that people expect for printf().
 # CONFIG_NUNGET_CHARS - Number of characters that can be
 #   buffered by ungetc() (Only if CONFIG_NFILE_STREAMS > 0)
 # CONFIG_PREALLOC_MQ_MSGS - The number of pre-allocated message
@@ -305,7 +312,8 @@ CONFIG_NPTHREAD_KEYS=4
 CONFIG_NFILE_DESCRIPTORS=16
 CONFIG_NFILE_STREAMS=16
 CONFIG_NAME_MAX=32
-CONFIG_STDIO_BUFFER_SIZE=1024
+CONFIG_STDIO_BUFFER_SIZE=256
+CONFIG_STDIO_LINEBUFFER=y
 CONFIG_NUNGET_CHARS=2
 CONFIG_PREALLOC_MQ_MSGS=32
 CONFIG_MQ_MAXMSGSIZE=32
@@ -545,17 +553,23 @@ CONFIG_NX_MXSERVERMSGS=32
 CONFIG_NX_MXCLIENTMSGS=16
 
 #
-# NxWidgets
+# NxWidgets / NxWM
 #
 # Use all defaults except
 # 1. Need an especially big server stack size to work with X
 # 2. Make the NxWidgets background color match the NxWM back color
+# 3. Taskbar on the left
+# 4. Bigger stack for NxConsole
 #
 CONFIG_NXWIDGETS_SERVERSTACK=16384
 CONFIG_NXWIDGETS_LISTENERSTACK=8192
 CONFIG_NXWIDGETS_DEFAULT_BACKGROUNDCOLOR=MKRGB(148,189,215)
 CONFIG_NXWIDGETS_DEFAULT_SELECTEDBACKGROUNDCOLOR=MKRGB(206,227,241)
 
+CONFIG_NXWM_TASKBAR_LEFT=y
+CONFIG_NXWM_NXCONSOLE_STACKSIZE=8192
+CONFIG_NXWM_UNITTEST=y
+
 #
 # NxConsole Configuration Settings:
 #
diff --git a/nuttx/include/cxx/cunistd b/nuttx/include/cxx/cunistd
index 2ddc84144..2f0b71270 100755
--- a/nuttx/include/cxx/cunistd
+++ b/nuttx/include/cxx/cunistd
@@ -41,6 +41,7 @@
 //***************************************************************************
 
 #include <unistd.h>
+
 //***************************************************************************
 // Namespace
 //***************************************************************************
@@ -49,6 +50,8 @@ namespace std
 {
   using ::getpid;
   using ::_exit;
+  using ::sleep;
+  using ::usleep;
   using ::close;
   using ::dup;
   using ::dup2;
diff --git a/nuttx/libxx/README.txt b/nuttx/libxx/README.txt
index c97dae4ba..6cf066f08 100644
--- a/nuttx/libxx/README.txt
+++ b/nuttx/libxx/README.txt
@@ -1,36 +1,37 @@
-libxx/README.txt
-^^^^^^^^^^^^^^^^
-
-This directory contains a fragmentary C++ library that will allow
-to build only the simplest of C++ applications.  In the deeply
-embedded world, that is probably all that is necessary.  If you
-have a need for more extensive C++ support, the following libraries
-are recommended:
-
- - libstdc++  (part of GCC)
- - STLport    http://www.stlport.org/ 
- - uClibc++   http://cxx.uclibc.org/
-
-At present, only the following are supported here:
-
- - void *operator new(std::size_t nbytes);
- - void operator delete(void* ptr);
- - void operator delete[](void *ptr);
- - void __cxa_pure_virtual(void);
- - int __aeabi_atexit(void* object, void (*destroyer)(void*), void *dso_handle);
- 
-operator new
-------------
-
-  This operator should take a type of size_t.  But size_t has an unknown underlying
-  type.  In the nuttx sys/types.h header file, size_t is typed as uint32_t
-  (which is determined by architecture-specific logic).  But the C++
-  compiler may believe that size_t is of a different type resulting in
-  compilation errors in the operator.  Using the underlying integer type
-  instead of size_t seems to resolve the compilation issues. Need to
-  REVISIT this.
-
-  Once some C++ compilers, this will cause an error:
-
-    Problem:     "'operator new' takes size_t ('...') as first parameter"
-    Workaround:  Add -fpermissive to the compilation flags
+libxx/README.txt
+^^^^^^^^^^^^^^^^
+
+This directory contains a fragmentary C++ library that will allow
+to build only the simplest of C++ applications.  In the deeply
+embedded world, that is probably all that is necessary.  If you
+have a need for more extensive C++ support, the following libraries
+are recommended:
+
+ - libstdc++  (part of GCC)
+ - STLport    http://www.stlport.org/ 
+ - uClibc++   http://cxx.uclibc.org/
+ - uSTL       http://ustl.sourceforge.net/
+
+At present, only the following are supported here:
+
+ - void *operator new(std::size_t nbytes);
+ - void operator delete(void* ptr);
+ - void operator delete[](void *ptr);
+ - void __cxa_pure_virtual(void);
+ - int __aeabi_atexit(void* object, void (*destroyer)(void*), void *dso_handle);
+ 
+operator new
+------------
+
+  This operator should take a type of size_t.  But size_t has an unknown underlying
+  type.  In the nuttx sys/types.h header file, size_t is typed as uint32_t
+  (which is determined by architecture-specific logic).  But the C++
+  compiler may believe that size_t is of a different type resulting in
+  compilation errors in the operator.  Using the underlying integer type
+  instead of size_t seems to resolve the compilation issues. Need to
+  REVISIT this.
+
+  Once some C++ compilers, this will cause an error:
+
+    Problem:     "'operator new' takes size_t ('...') as first parameter"
+    Workaround:  Add -fpermissive to the compilation flags