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Use autoconf's endian check instead of the locally defined check
so that we can determine the endianess without having to compile
a program.
Idea from http://www.security-lists.org/lists/libnet/2003/03/00001.html
Also remove the old test from aclocal.m4.
Rebased for libnet-1.1.5 on 2011/04/19.
--- a/configure.in 2010-11-03 00:59:21.000000000 +0100
+++ b/configure.in 2011-04-19 17:08:47.087712604 +0200
@@ -6,6 +6,7 @@
dnl
dnl Process this file with autoconf to produce a configure script.
+AC_PREREQ(2.52)
AC_INIT(libnet, 1.1.5)
AC_MSG_RESULT(beginning autoconfiguration process for libnet-${PACKAGE_VERSION} ...)
AC_CANONICAL_SYSTEM
@@ -39,7 +40,16 @@
dnl And some custom things
dnl
-AC_LIBNET_ENDIAN_CHECK
+AC_C_BIGENDIAN([
+ AC_DEFINE(LIBNET_BIG_ENDIAN)
+ ENDIANESS="LIBNET_BIG_ENDIAN"
+ LIBNET_CONFIG_DEFINES="$LIBNET_CONFIG_DEFINES -DLIBNET_BIG_ENDIAN"
+],[
+ AC_DEFINE(LIBNET_LIL_ENDIAN)
+ ENDIANESS="LIBNET_LIL_ENDIAN"
+ LIBNET_CONFIG_DEFINES="$LIBNET_CONFIG_DEFINES -DLIBNET_LIL_ENDIAN"
+], AC_MSG_WARN(cannot detect endianess. try setting ac_cv_c_bigendian to yes or no))
+
dnl AC_LBL_LIBRARY_NET
AC_SUBST(ENDIANESS)
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