$NetBSD: patch-configure,v 1.1 2013/08/24 16:12:10 jaapb Exp $

Remove tac linuxism and use tail -r instead
--- configure.orig	2013-04-13 01:56:48.000000000 +0000
+++ configure
@@ -15667,7 +15667,7 @@ $as_echo "#define HAVE_BOOST_SYSTEM /**/
 
 			LDFLAGS_SAVE=$LDFLAGS
             if test "x$ax_boost_user_system_lib" = "x"; then
-                for libextension in `ls $BOOSTLIBDIR/libboost_system*.a* $BOOSTLIBDIR/libboost_system*.so* 2>/dev/null | sed 's,.*/,,' | sed -e 's;^lib\(boost_system.*\)\.\(so\|a\).*$;\1;' | tac` ; do
+                for libextension in `ls $BOOSTLIBDIR/libboost_system*.a* $BOOSTLIBDIR/libboost_system*.so* 2>/dev/null | sed 's,.*/,,' | sed -e 's;^lib\(boost_system.*\)\.\(so\|a\).*$;\1;' | tail -r` ; do
                      ax_lib=${libextension}
 				    as_ac_Lib=`$as_echo "ac_cv_lib_$ax_lib''_exit" | $as_tr_sh`
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
@@ -15715,7 +15715,7 @@ fi
 
 				done
                 if test "x$link_system" != "xyes"; then
-                for libextension in `ls $BOOSTLIBDIR/boost_system*.{dll,a}* 2>/dev/null | sed 's,.*/,,' | sed -e 's;^\(boost_system.*\)\.\(dll\|a\).*$;\1;' | tac` ; do
+                for libextension in `ls $BOOSTLIBDIR/boost_system*.{dll,a}* 2>/dev/null | sed 's,.*/,,' | sed -e 's;^\(boost_system.*\)\.\(dll\|a\).*$;\1;' | tail -r` ; do
                      ax_lib=${libextension}
 				    as_ac_Lib=`$as_echo "ac_cv_lib_$ax_lib''_exit" | $as_tr_sh`
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
