$NetBSD: patch-ab,v 1.17 2022/01/04 16:04:40 triaxx Exp $

Add SunOS byteorder needs.

--- configure.orig	2015-10-04 13:18:39.000000000 +0000
+++ configure
@@ -20903,6 +20903,36 @@ else
 $as_echo "no" >&6; }
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for BSWAP_32 in sys/byteorder.h" >&5
+$as_echo_n "checking for BSWAP_32 in sys/byteorder.h... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <sys/byteorder.h>
+#ifdef BSWAP_32
+ 	symbol is present
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "symbol is present|\<BSWAP_32\>" >/dev/null 2>&1; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+  	 cat >> "include/byteorder.h" << EOF
+/* Define generic byte swapping functions */
+EOF
+cat >> "include/byteorder.h" << EOF
+#define swap16(x) BSWAP_16(x)
+#define swap32(x) BSWAP_32(x)
+#define swap64(x) BSWAP_64(x)
+
+EOF
+
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for bswap32 in machine/endian.h" >&5
 $as_echo_n "checking for bswap32 in machine/endian.h... " >&6; }
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -21093,6 +21123,11 @@ rm -f conftest*
 
 
 
+fi
+rm -f conftest*
+
+
+
 
 if test "$HAVE_LE32TOH" != "1"; then
  cat >> "$ac_byteorder" << EOF
@@ -8977,6 +9012,8 @@ else
 # ifdef _MSC_VER
 #  include <malloc.h>
 #  define alloca _alloca
+# elif defined(__NetBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) || defined(__OpenBSD__)
+#   include <stdlib.h>
 # else
 #  ifdef HAVE_ALLOCA_H
 #   include <alloca.h>