Get rid of non-OpenBSD bits and use _BYTE_ORDER not BYTE_ORDER

OK deraadt@

src/include/arpa/nameser.h

@@ -1,4 +1,4 @@
-/*	$OpenBSD: nameser.h,v 1.10 2004/01/22 21:48:02 espie Exp $	*/
+/*	$OpenBSD: nameser.h,v 1.11 2005/12/20 02:06:56 millert Exp $	*/
 
 /*
  * ++Copyright++ 1983, 1989, 1993
@@ -81,17 +81,8 @@
 #ifndef _NAMESER_H_
 #define _NAMESER_H_
 
-#include <sys/param.h>
-#if (!defined(BSD)) || (BSD < 199306)
-# include <sys/bitypes.h>
-#else
-# include <sys/types.h>
-#endif
 #include <sys/cdefs.h>
-
-#ifdef _AUX_SOURCE
-# include <sys/types.h>
-#endif
+#include <sys/param.h>
 
 /*
  * revision information.  this is the release date in YYYYMMDD format.
@@ -271,45 +262,15 @@
 #define CONV_BADCKSUM	(-3)
 #define CONV_BADBUFLEN	(-4)
 
-#ifndef BYTE_ORDER
-#if (BSD >= 199103)
-# include <machine/endian.h>
-#else
-#ifdef linux
-# include <endian.h>
-#else
-#define LITTLE_ENDIAN	1234	/* least-significant byte first (vax, pc) */
-#define BIG_ENDIAN	4321	/* most-significant byte first (IBM, net) */
-#define PDP_ENDIAN	3412	/* LSB first in word, MSW first in long (pdp)*/
-
-#if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \
-    defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
-    defined(__alpha__) || defined(__alpha)
-#define BYTE_ORDER	LITTLE_ENDIAN
-#endif
-
-#if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \
-    defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \
-    defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\
-    defined(apollo) || defined(__convex__) || defined(_CRAY) || \
-    defined(__hppa) || defined(__hp9000) || \
-    defined(__hp9000s300) || defined(__hp9000s700) || \
-    defined (BIT_ZERO_ON_LEFT) || defined(m68k)
-#define BYTE_ORDER	BIG_ENDIAN
-#endif
-#endif /* linux */
-#endif /* BSD */
-#endif /* BYTE_ORDER */
-
-#if !defined(BYTE_ORDER) || \
-    (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \
-    BYTE_ORDER != PDP_ENDIAN)
+#if !defined(_BYTE_ORDER) || \
+    (_BYTE_ORDER != _BIG_ENDIAN && _BYTE_ORDER != _LITTLE_ENDIAN && \
+    _BYTE_ORDER != _PDP_ENDIAN)
 	/* you must determine what the correct bit order is for
 	 * your compiler - the next line is an intentional error
 	 * which will force your compiles to bomb until you fix
 	 * the above macros.
 	 */
-  error "Undefined or invalid BYTE_ORDER";
+#error "Undefined or invalid _BYTE_ORDER";
 #endif
 
 /*
@@ -321,7 +282,7 @@
 
 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 */
@@ -335,7 +296,7 @@ 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 */