libraries/libtelnet: Fix build.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

libraries/libtelnet/autoconf.patch

@@ -0,0 +1,18 @@
+commit 76b4633f91b07d6319de5924d8ece4905f29646e
+Author: Felipe Weckx <felipe@weckx.net>
+Date:   Mon Jun 16 10:36:01 2014 -0300
+
+    compatibility with autoconf 2.6.x
+
+diff --git a/configure.ac b/configure.ac
+index 7f5bb61..021b48f 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -8,6 +8,7 @@ AC_CONFIG_HEADERS([config.h])
+ AC_CONFIG_MACRO_DIR([m4])
+ AC_CONFIG_SRCDIR([libtelnet.c])
+ AM_INIT_AUTOMAKE([1.9 foreign -Wall -Werror subdir-objects])
++AM_PROG_AR
+ #LT_INIT([win32-dll])
+ AC_LIBTOOL_WIN32_DLL
+ 

libraries/libtelnet/libtelnet.SlackBuild

@@ -29,7 +29,7 @@ TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
   case "$( uname -m )" in
-    i?86) ARCH=i486 ;;
+    i?86) ARCH=i586 ;;
     arm*) ARCH=arm ;;
        *) ARCH=$( uname -m ) ;;
   esac
@@ -40,8 +40,8 @@ TMP=${TMP:-/tmp/SBo}
 PKG=$TMP/package-$PRGNAM
 OUTPUT=${OUTPUT:-/tmp}
 
-if [ "$ARCH" = "i486" ]; then
+if [ "$ARCH" = "i586" ]; then
-  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
+  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
   LIBDIRSUFFIX=""
 elif [ "$ARCH" = "i686" ]; then
   SLKCFLAGS="-O2 -march=i686 -mtune=i686"
@@ -64,7 +64,9 @@ tar xvf $CWD/$PRGNAM-$VERSION.tar.gz || tar xvf $CWD/$VERSION.tar.gz
 cd $PRGNAM-$VERSION
 chown -R root:root .
 
-autoreconf -fi
+patch -p1 < $CWD/autoconf.patch
+autoreconf -fis
+
 CFLAGS="$SLKCFLAGS" \
 CXXFLAGS="$SLKCFLAGS" \
 ./configure \