Update the FreeTCPIP files such that Keil is happy compiling them with the pack struct header file definitions.

Demo/Common/ethernet/FreeTCPIP/net/pack_struct_end.h

@@ -26,3 +26,8 @@
 	;
 	#pragma pack()
 #endif
+
+
+#ifdef __CC_ARM
+	;
+#endif

Demo/Common/ethernet/FreeTCPIP/net/pack_struct_start.h

@@ -27,3 +27,8 @@
 #ifdef __ICCARM__
 	#pragma pack(1)
 #endif
+
+#ifdef __CC_ARM
+	__packed
+#endif
+

Demo/Common/ethernet/FreeTCPIP/net/uip.h

@@ -69,12 +69,14 @@
 
 	typedef uip_ip6addr_t	uip_ipaddr_t;
 #else /* UIP_CONF_IPV6 */
+	#include "pack_struct_start.h"
 		typedef union			uip_ip4addr_t
 		{
 			u8_t	u8[4];	/* Initializer, must come first!!! */
 			u16_t	u16[2];
 		} uip_ip4addr_t;
-	typedef uip_ip4addr_t	uip_ipaddr_t;
+		typedef uip_ip4addr_t	uip_ipaddr_t
+	#include "pack_struct_end.h"
 #endif /* UIP_CONF_IPV6 */
 
 /*---------------------------------------------------------------------------*/