Update to V4.6.1 - including PIC32MX port.

Source/portable/GCC/MCF5235/portmacro.h

@@ -29,14 +29,19 @@
     and contact details.  Please ensure to read the configuration and relevant
     port sections of the online documentation.
 
-	Also see http://www.SafeRTOS.com for an IEC 61508 compliant version along
-	with commercial development and support options.
+	Also see http://www.SafeRTOS.com a version that has been certified for use
+	in safety critical systems, plus commercial licensing, development and
+	support options.
     ***************************************************************************
 */
 
 #ifndef PORTMACRO_H
 #define PORTMACRO_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* ------------------------ Data types for Coldfire ----------------------- */
 #define portCHAR        char
 #define portFLOAT       float
@@ -147,5 +152,11 @@ int asm_set_ipl( unsigned long int uiNewIPL );
 
 #define portTASK_FUNCTION( vFunction, pvParameters )                         \
     void vFunction( void *pvParameters )
+
+#ifdef __cplusplus
+}
 #endif
 
+
+#endif /* PORTMACRO_H */
+