use __BYTE_ORDER and __*ENDIAN

Those without the __ prefix are BSD specific.

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

include/arpa/nameser_compat.h

@@ -47,7 +47,7 @@
 
 typedef struct {
 	unsigned	id :16;		/* query identification number */
-#if BYTE_ORDER == BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
 			/* fields in third byte */
 	unsigned	qr: 1;		/* response flag */
 	unsigned	opcode: 4;	/* purpose of message */
@@ -61,7 +61,7 @@ typedef struct {
 	unsigned	cd: 1;		/* checking disabled by resolver */
 	unsigned	rcode :4;	/* response code */
 #endif
-#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
+#if __BYTE_ORDER == __LITTLE_ENDIAN || __BYTE_ORDER == __PDP_ENDIAN
 			/* fields in third byte */
 	unsigned	rd :1;		/* recursion desired */
 	unsigned	tc :1;		/* truncated message */

include/ieee754.h

@@ -80,7 +80,7 @@ union ieee754_double
 	unsigned int mantissa1:32;
 #endif				/* Big endian.  */
 #if	__BYTE_ORDER == __LITTLE_ENDIAN
-# if	__FLOAT_WORD_ORDER == BIG_ENDIAN
+# if	__FLOAT_WORD_ORDER == __BIG_ENDIAN
 	unsigned int mantissa0:20;
 	unsigned int exponent:11;
 	unsigned int negative:1;
@@ -106,7 +106,7 @@ union ieee754_double
 	unsigned int mantissa0:19;
 	unsigned int mantissa1:32;
 #else
-# if	__FLOAT_WORD_ORDER == BIG_ENDIAN
+# if	__FLOAT_WORD_ORDER == __BIG_ENDIAN
 	unsigned int mantissa0:19;
 	unsigned int quiet_nan:1;
 	unsigned int exponent:11;
@@ -142,7 +142,7 @@ union ieee854_long_double
 	unsigned int mantissa1:32;
 #endif
 #if	__BYTE_ORDER == __LITTLE_ENDIAN
-# if	__FLOAT_WORD_ORDER == BIG_ENDIAN
+# if	__FLOAT_WORD_ORDER == __BIG_ENDIAN
 	unsigned int exponent:15;
 	unsigned int negative:1;
 	unsigned int empty:16;
@@ -171,7 +171,7 @@ union ieee854_long_double
 	unsigned int mantissa1:32;
 #endif
 #if	__BYTE_ORDER == __LITTLE_ENDIAN
-# if	__FLOAT_WORD_ORDER == BIG_ENDIAN
+# if	__FLOAT_WORD_ORDER == __BIG_ENDIAN
 	unsigned int exponent:15;
 	unsigned int negative:1;
 	unsigned int empty:16;

include/netinet/icmp6.h

@@ -161,11 +161,11 @@ struct nd_neighbor_advert     /* neighbor advertisement */
 #define nd_na_code               nd_na_hdr.icmp6_code
 #define nd_na_cksum              nd_na_hdr.icmp6_cksum
 #define nd_na_flags_reserved     nd_na_hdr.icmp6_data32[0]
-#if     BYTE_ORDER == BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
 #define ND_NA_FLAG_ROUTER        0x80000000
 #define ND_NA_FLAG_SOLICITED     0x40000000
 #define ND_NA_FLAG_OVERRIDE      0x20000000
-#else   /* BYTE_ORDER == LITTLE_ENDIAN */
+#else   /* __BYTE_ORDER == __LITTLE_ENDIAN */
 #define ND_NA_FLAG_ROUTER        0x00000080
 #define ND_NA_FLAG_SOLICITED     0x00000040
 #define ND_NA_FLAG_OVERRIDE      0x00000020
@@ -299,10 +299,10 @@ struct rr_pco_use      /* use prefix part */
 #define ICMP6_RR_PCOUSE_RAFLAGS_ONLINK  0x20
 #define ICMP6_RR_PCOUSE_RAFLAGS_AUTO    0x10
 
-#if BYTE_ORDER == BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define ICMP6_RR_PCOUSE_FLAGS_DECRVLTIME 0x80000000
 # define ICMP6_RR_PCOUSE_FLAGS_DECRPLTIME 0x40000000
-#elif BYTE_ORDER == LITTLE_ENDIAN
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
 # define ICMP6_RR_PCOUSE_FLAGS_DECRVLTIME 0x80
 # define ICMP6_RR_PCOUSE_FLAGS_DECRPLTIME 0x40
 #endif
@@ -316,10 +316,10 @@ struct rr_result       /* router renumbering result message */
     struct in6_addr     rrr_prefix;
   };
 
-#if BYTE_ORDER == BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define ICMP6_RR_RESULT_FLAGS_OOB       0x0002
 # define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0001
-#elif BYTE_ORDER == LITTLE_ENDIAN
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
 # define ICMP6_RR_RESULT_FLAGS_OOB       0x0200
 # define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0100
 #endif

include/netinet/ip6.h

@@ -102,11 +102,11 @@ struct ip6_frag
     uint32_t  ip6f_ident;	/* identification */
   };
 
-#if BYTE_ORDER == BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define IP6F_OFF_MASK       0xfff8  /* mask out offset from _offlg */
 # define IP6F_RESERVED_MASK  0x0006  /* reserved bits in ip6f_offlg */
 # define IP6F_MORE_FRAG      0x0001  /* more-fragments flag */
-#else   /* BYTE_ORDER == LITTLE_ENDIAN */
+#else   /* __BYTE_ORDER == __LITTLE_ENDIAN */
 # define IP6F_OFF_MASK       0xf8ff  /* mask out offset from _offlg */
 # define IP6F_RESERVED_MASK  0x0600  /* reserved bits in ip6f_offlg */
 # define IP6F_MORE_FRAG      0x0100  /* more-fragments flag */
@@ -176,11 +176,11 @@ struct ip6_opt_router
   };
 
 /* Router alert values (in network byte order) */
-#if BYTE_ORDER == BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define IP6_ALERT_MLD	0x0000
 # define IP6_ALERT_RSVP	0x0001
 # define IP6_ALERT_AN	0x0002
-#else /* BYTE_ORDER == LITTLE_ENDING */
+#else /* __BYTE_ORDER == __LITTLE_ENDING */
 # define IP6_ALERT_MLD	0x0000
 # define IP6_ALERT_RSVP	0x0100
 # define IP6_ALERT_AN	0x0200