*/
struct GNUNET_TUN_IPv4Header
{
-#if __BYTE_ORDER == __LITTLE_ENDIAN || _BYTE_ORDER == _LITTLE_ENDIAN
+#if __BYTE_ORDER == __LITTLE_ENDIAN
unsigned int header_length:4 GNUNET_PACKED;
unsigned int version:4 GNUNET_PACKED;
-#elif __BYTE_ORDER == __BIG_ENDIAN || _BYTE_ORDER == _BIG_ENDIAN
+#elif __BYTE_ORDER == __BIG_ENDIAN
unsigned int version:4 GNUNET_PACKED;
unsigned int header_length:4 GNUNET_PACKED;
#else
* Destination of the packet.
*/
struct in_addr destination_address GNUNET_PACKED;
-};
+} GNUNET_GCC_STRUCT_LAYOUT;
/**
*/
struct GNUNET_TUN_IPv6Header
{
-#if __BYTE_ORDER == __LITTLE_ENDIAN || _BYTE_ORDER == _LITTLE_ENDIAN
+#if __BYTE_ORDER == __LITTLE_ENDIAN
unsigned int traffic_class_h:4 GNUNET_PACKED;
unsigned int version:4 GNUNET_PACKED;
unsigned int traffic_class_l:4 GNUNET_PACKED;
unsigned int flow_label:20 GNUNET_PACKED;
-#elif __BYTE_ORDER == __BIG_ENDIAN || _BYTE_ORDER == _BIG_ENDIAN
+#elif __BYTE_ORDER == __BIG_ENDIAN
unsigned int version:4 GNUNET_PACKED;
unsigned int traffic_class:8 GNUNET_PACKED;
unsigned int flow_label:20 GNUNET_PACKED;
* Destination of the packet.
*/
struct in6_addr destination_address GNUNET_PACKED;
-};
+} GNUNET_GCC_STRUCT_LAYOUT;
/**
* Acknowledgement number.
*/
uint32_t ack GNUNET_PACKED;
-#if __BYTE_ORDER == __LITTLE_ENDIAN || _BYTE_ORDER == _LITTLE_ENDIAN
+#if __BYTE_ORDER == __LITTLE_ENDIAN
/**
* Reserved. Must be zero.
*/
* Number of 32-bit words in TCP header.
*/
unsigned int off : 4 GNUNET_PACKED;
-#elif __BYTE_ORDER == __BIG_ENDIAN || _BYTE_ORDER == _BIG_ENDIAN
+#elif __BYTE_ORDER == __BIG_ENDIAN
/**
* Number of 32-bit words in TCP header.
*/
* Urgent pointer.
*/
uint16_t urgent_pointer GNUNET_PACKED;
-};
+} GNUNET_GCC_STRUCT_LAYOUT;
/**