Import KTH Heimdal, which will be the core of our Kerberos5.

Userland to follow.

1 files changed, 1615 insertions, 0 deletions

diff --git a/crypto/heimdal/aclocal.m4 b/crypto/heimdal/aclocal.m4
new file mode 100644
index 0000000..9d1c0a1
--- /dev/null
+++ b/crypto/heimdal/aclocal.m4
@@ -0,0 +1,1615 @@
+dnl aclocal.m4 generated automatically by aclocal 1.4
+
+dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+dnl This program is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+dnl PARTICULAR PURPOSE.
+
+dnl $Id: acinclude.m4,v 1.15 1998/05/23 14:54:53 joda Exp $
+dnl
+dnl Only put things that for some reason can't live in the `cf'
+dnl directory in this file.
+dnl
+
+dnl $xId: misc.m4,v 1.1 1997/12/14 15:59:04 joda Exp $
+dnl
+define(upcase,`echo $1 | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`)dnl
+
+# Like AC_CONFIG_HEADER, but automatically create stamp file.
+
+AC_DEFUN(AM_CONFIG_HEADER,
+[AC_PREREQ([2.12])
+AC_CONFIG_HEADER([$1])
+dnl When config.status generates a header, we must update the stamp-h file.
+dnl This file resides in the same directory as the config header
+dnl that is generated.  We must strip everything past the first ":",
+dnl and everything past the last "/".
+AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
+ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
+<<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
+<<am_indx=1
+for am_file in <<$1>>; do
+  case " <<$>>CONFIG_HEADERS " in
+  *" <<$>>am_file "*<<)>>
+    echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
+    ;;
+  esac
+  am_indx=`expr "<<$>>am_indx" + 1`
+done<<>>dnl>>)
+changequote([,]))])
+
+# Do all the work for Automake.  This macro actually does too much --
+# some checks are only needed if your package does certain things.
+# But this isn't really a big deal.
+
+# serial 1
+
+dnl Usage:
+dnl AM_INIT_AUTOMAKE(package,version, [no-define])
+
+AC_DEFUN(AM_INIT_AUTOMAKE,
+[AC_REQUIRE([AC_PROG_INSTALL])
+PACKAGE=[$1]
+AC_SUBST(PACKAGE)
+VERSION=[$2]
+AC_SUBST(VERSION)
+dnl test to see if srcdir already configured
+if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
+  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
+fi
+ifelse([$3],,
+AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
+AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
+AC_REQUIRE([AM_SANITY_CHECK])
+AC_REQUIRE([AC_ARG_PROGRAM])
+dnl FIXME This is truly gross.
+missing_dir=`cd $ac_aux_dir && pwd`
+AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
+AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
+AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
+AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
+AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
+AC_REQUIRE([AC_PROG_MAKE_SET])])
+
+#
+# Check to make sure that the build environment is sane.
+#
+
+AC_DEFUN(AM_SANITY_CHECK,
+[AC_MSG_CHECKING([whether build environment is sane])
+# Just in case
+sleep 1
+echo timestamp > conftestfile
+# Do `set' in a subshell so we don't clobber the current shell's
+# arguments.  Must try -L first in case configure is actually a
+# symlink; some systems play weird games with the mod time of symlinks
+# (eg FreeBSD returns the mod time of the symlink's containing
+# directory).
+if (
+   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
+   if test "[$]*" = "X"; then
+      # -L didn't work.
+      set X `ls -t $srcdir/configure conftestfile`
+   fi
+   if test "[$]*" != "X $srcdir/configure conftestfile" \
+      && test "[$]*" != "X conftestfile $srcdir/configure"; then
+
+      # If neither matched, then we have a broken ls.  This can happen
+      # if, for instance, CONFIG_SHELL is bash and it inherits a
+      # broken ls alias from the environment.  This has actually
+      # happened.  Such a system could not be considered "sane".
+      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
+alias in your environment])
+   fi
+
+   test "[$]2" = conftestfile
+   )
+then
+   # Ok.
+   :
+else
+   AC_MSG_ERROR([newly created file is older than distributed files!
+Check your system clock])
+fi
+rm -f conftest*
+AC_MSG_RESULT(yes)])
+
+dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
+dnl The program must properly implement --version.
+AC_DEFUN(AM_MISSING_PROG,
+[AC_MSG_CHECKING(for working $2)
+# Run test in a subshell; some versions of sh will print an error if
+# an executable is not found, even if stderr is redirected.
+# Redirect stdin to placate older versions of autoconf.  Sigh.
+if ($2 --version) < /dev/null > /dev/null 2>&1; then
+   $1=$2
+   AC_MSG_RESULT(found)
+else
+   $1="$3/missing $2"
+   AC_MSG_RESULT(missing)
+fi
+AC_SUBST($1)])
+
+
+dnl AM_PROG_LEX
+dnl Look for flex, lex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT
+AC_DEFUN(AM_PROG_LEX,
+[missing_dir=ifelse([$1],,`cd $ac_aux_dir && pwd`,$1)
+AC_CHECK_PROGS(LEX, flex lex, "$missing_dir/missing flex")
+AC_PROG_LEX
+AC_DECL_YYTEXT])
+
+dnl $Id: krb-prog-ln-s.m4,v 1.1 1997/12/14 15:59:01 joda Exp $
+dnl
+dnl
+dnl Better test for ln -s, ln or cp
+dnl
+
+AC_DEFUN(AC_KRB_PROG_LN_S,
+[AC_MSG_CHECKING(for ln -s or something else)
+AC_CACHE_VAL(ac_cv_prog_LN_S,
+[rm -f conftestdata
+if ln -s X conftestdata 2>/dev/null
+then
+  rm -f conftestdata
+  ac_cv_prog_LN_S="ln -s"
+else
+  touch conftestdata1
+  if ln conftestdata1 conftestdata2; then
+    rm -f conftestdata*
+    ac_cv_prog_LN_S=ln
+  else
+    ac_cv_prog_LN_S=cp
+  fi
+fi])dnl
+LN_S="$ac_cv_prog_LN_S"
+AC_MSG_RESULT($ac_cv_prog_LN_S)
+AC_SUBST(LN_S)dnl
+])
+
+
+dnl $Id: mips-abi.m4,v 1.4 1998/05/16 20:44:15 joda Exp $
+dnl
+dnl
+dnl Check for MIPS/IRIX ABI flags. Sets $abi and $abilibdirext to some
+dnl value.
+
+AC_DEFUN(AC_MIPS_ABI, [
+AC_ARG_WITH(mips_abi,
+[  --with-mips-abi=abi     ABI to use for IRIX (32, n32, or 64)])
+
+case "$host_os" in
+irix*)
+with_mips_abi="${with_mips_abi:-yes}"
+if test -n "$GCC"; then
+
+# GCC < 2.8 only supports the O32 ABI. GCC >= 2.8 has a flag to select
+# which ABI to use, but only supports (as of 2.8.1) the N32 and 64 ABIs.
+#
+# Default to N32, but if GCC doesn't grok -mabi=n32, we assume an old
+# GCC and revert back to O32. The same goes if O32 is asked for - old
+# GCCs doesn't like the -mabi option, and new GCCs can't output O32.
+#
+# Don't you just love *all* the different SGI ABIs?
+
+case "${with_mips_abi}" in 
+        32|o32) abi='-mabi=32';  abilibdirext=''     ;;
+       n32|yes) abi='-mabi=n32'; abilibdirext='32'  ;;
+        64) abi='-mabi=64';  abilibdirext='64'   ;;
+	no) abi=''; abilibdirext='';;
+         *) AC_ERROR("Invalid ABI specified") ;;
+esac
+if test -n "$abi" ; then
+ac_foo=krb_cv_gcc_`echo $abi | tr =- __`
+dnl
+dnl can't use AC_CACHE_CHECK here, since it doesn't quote CACHE-ID to
+dnl AC_MSG_RESULT
+dnl
+AC_MSG_CHECKING([if $CC supports the $abi option])
+AC_CACHE_VAL($ac_foo, [
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS $abi"
+AC_TRY_COMPILE(,int x;, eval $ac_foo=yes, eval $ac_foo=no)
+CFLAGS="$save_CFLAGS"
+])
+ac_res=`eval echo \\\$$ac_foo`
+AC_MSG_RESULT($ac_res)
+if test $ac_res = no; then
+# Try to figure out why that failed...
+case $abi in
+	-mabi=32) 
+	save_CFLAGS="$CFLAGS"
+	CFLAGS="$CFLAGS -mabi=n32"
+	AC_TRY_COMPILE(,int x;, ac_res=yes, ac_res=no)
+	CLAGS="$save_CFLAGS"
+	if test $ac_res = yes; then
+		# New GCC
+		AC_ERROR([$CC does not support the $with_mips_abi ABI])
+	fi
+	# Old GCC
+	abi=''
+	abilibdirext=''
+	;;
+	-mabi=n32|-mabi=64)
+		if test $with_mips_abi = yes; then
+			# Old GCC, default to O32
+			abi=''
+			abilibdirext=''
+		else
+			# Some broken GCC
+			AC_ERROR([$CC does not support the $with_mips_abi ABI])
+		fi
+	;;
+esac
+fi #if test $ac_res = no; then
+fi #if test -n "$abi" ; then
+else
+case "${with_mips_abi}" in
+        32|o32) abi='-32'; abilibdirext=''     ;;
+       n32|yes) abi='-n32'; abilibdirext='32'  ;;
+        64) abi='-64'; abilibdirext='64'   ;;
+	no) abi=''; abilibdirext='';;
+         *) AC_ERROR("Invalid ABI specified") ;;
+esac
+fi #if test -n "$GCC"; then
+;;
+esac
+])
+
+dnl
+dnl $Id: c-attribute.m4,v 1.2 1999/03/01 09:52:23 joda Exp $
+dnl
+
+dnl
+dnl Test for __attribute__
+dnl
+
+AC_DEFUN(AC_C___ATTRIBUTE__, [
+AC_MSG_CHECKING(for __attribute__)
+AC_CACHE_VAL(ac_cv___attribute__, [
+AC_TRY_COMPILE([
+#include <stdlib.h>
+],
+[
+static void foo(void) __attribute__ ((noreturn));
+
+static void
+foo(void)
+{
+  exit(1);
+}
+],
+ac_cv___attribute__=yes,
+ac_cv___attribute__=no)])
+if test "$ac_cv___attribute__" = "yes"; then
+  AC_DEFINE(HAVE___ATTRIBUTE__, 1, [define if your compiler has __attribute__])
+fi
+AC_MSG_RESULT($ac_cv___attribute__)
+])
+
+
+
+# serial 25 AM_PROG_LIBTOOL
+AC_DEFUN(AM_PROG_LIBTOOL,
+[AC_REQUIRE([AM_ENABLE_SHARED])dnl
+AC_REQUIRE([AM_ENABLE_STATIC])dnl
+AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_PROG_RANLIB])dnl
+AC_REQUIRE([AC_PROG_CC])dnl
+AC_REQUIRE([AM_PROG_LD])dnl
+AC_REQUIRE([AM_PROG_NM])dnl
+AC_REQUIRE([AC_PROG_LN_S])dnl
+dnl
+# Always use our own libtool.
+LIBTOOL='$(top_builddir)/libtool'
+AC_SUBST(LIBTOOL)dnl
+
+# Check for any special flags to pass to ltconfig.
+libtool_flags=
+test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
+test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
+test "$silent" = yes && libtool_flags="$libtool_flags --silent"
+test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
+test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
+
+# Some flags need to be propagated to the compiler or linker for good
+# libtool support.
+case "$host" in
+*-*-irix6*)
+  # Find out which ABI we are using.
+  echo '[#]line __oline__ "configure"' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    case "`/usr/bin/file conftest.o`" in
+    *32-bit*)
+      LD="${LD-ld} -32"
+      ;;
+    *N32*)
+      LD="${LD-ld} -n32"
+      ;;
+    *64-bit*)
+      LD="${LD-ld} -64"
+      ;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+
+*-*-sco3.2v5*)
+  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
+  CFLAGS="$CFLAGS -belf"
+  ;;
+esac
+
+# Actually configure libtool.  ac_aux_dir is where install-sh is found.
+CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
+LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
+${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
+$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
+|| AC_MSG_ERROR([libtool configure failed])
+
+# Redirect the config.log output again, so that the ltconfig log is not
+# clobbered by the next message.
+exec 5>>./config.log
+])
+
+# AM_ENABLE_SHARED - implement the --enable-shared flag
+# Usage: AM_ENABLE_SHARED[(DEFAULT)]
+#   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
+#   `yes'.
+AC_DEFUN(AM_ENABLE_SHARED,
+[define([AM_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_ARG_ENABLE(shared,
+changequote(<<, >>)dnl
+<<  --enable-shared[=PKGS]  build shared libraries [default=>>AM_ENABLE_SHARED_DEFAULT],
+changequote([, ])dnl
+[p=${PACKAGE-default}
+case "$enableval" in
+yes) enable_shared=yes ;;
+no) enable_shared=no ;;
+*)
+  enable_shared=no
+  # Look at the argument we got.  We use all the common list separators.
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+  for pkg in $enableval; do
+    if test "X$pkg" = "X$p"; then
+      enable_shared=yes
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac],
+enable_shared=AM_ENABLE_SHARED_DEFAULT)dnl
+])
+
+# AM_DISABLE_SHARED - set the default shared flag to --disable-shared
+AC_DEFUN(AM_DISABLE_SHARED,
+[AM_ENABLE_SHARED(no)])
+
+# AM_DISABLE_STATIC - set the default static flag to --disable-static
+AC_DEFUN(AM_DISABLE_STATIC,
+[AM_ENABLE_STATIC(no)])
+
+# AM_ENABLE_STATIC - implement the --enable-static flag
+# Usage: AM_ENABLE_STATIC[(DEFAULT)]
+#   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
+#   `yes'.
+AC_DEFUN(AM_ENABLE_STATIC,
+[define([AM_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_ARG_ENABLE(static,
+changequote(<<, >>)dnl
+<<  --enable-static[=PKGS]  build static libraries [default=>>AM_ENABLE_STATIC_DEFAULT],
+changequote([, ])dnl
+[p=${PACKAGE-default}
+case "$enableval" in
+yes) enable_static=yes ;;
+no) enable_static=no ;;
+*)
+  enable_static=no
+  # Look at the argument we got.  We use all the common list separators.
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+  for pkg in $enableval; do
+    if test "X$pkg" = "X$p"; then
+      enable_static=yes
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac],
+enable_static=AM_ENABLE_STATIC_DEFAULT)dnl
+])
+
+
+# AM_PROG_LD - find the path to the GNU or non-GNU linker
+AC_DEFUN(AM_PROG_LD,
+[AC_ARG_WITH(gnu-ld,
+[  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
+test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
+AC_REQUIRE([AC_PROG_CC])
+ac_prog=ld
+if test "$ac_cv_prog_gcc" = yes; then
+  # Check if gcc -print-prog-name=ld gives a path.
+  AC_MSG_CHECKING([for ld used by GCC])
+  ac_prog=`($CC -print-prog-name=ld) 2>&5`
+  case "$ac_prog" in
+  # Accept absolute paths.
+changequote(,)dnl
+  /* | [A-Za-z]:\\*)
+changequote([,])dnl
+    test -z "$LD" && LD="$ac_prog"
+    ;;
+  "")
+    # If it fails, then pretend we aren't using GCC.
+    ac_prog=ld
+    ;;
+  *)
+    # If it is relative, then search for the first ld in PATH.
+    with_gnu_ld=unknown
+    ;;
+  esac
+elif test "$with_gnu_ld" = yes; then
+  AC_MSG_CHECKING([for GNU ld])
+else
+  AC_MSG_CHECKING([for non-GNU ld])
+fi
+AC_CACHE_VAL(ac_cv_path_LD,
+[if test -z "$LD"; then
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  for ac_dir in $PATH; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f "$ac_dir/$ac_prog"; then
+      ac_cv_path_LD="$ac_dir/$ac_prog"
+      # Check to see if the program is GNU ld.  I'd rather use --version,
+      # but apparently some GNU ld's only accept -v.
+      # Break only if it was the GNU/non-GNU ld that we prefer.
+      if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
+	test "$with_gnu_ld" != no && break
+      else
+        test "$with_gnu_ld" != yes && break
+      fi
+    fi
+  done
+  IFS="$ac_save_ifs"
+else
+  ac_cv_path_LD="$LD" # Let the user override the test with a path.
+fi])
+LD="$ac_cv_path_LD"
+if test -n "$LD"; then
+  AC_MSG_RESULT($LD)
+else
+  AC_MSG_RESULT(no)
+fi
+test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
+AC_SUBST(LD)
+AM_PROG_LD_GNU
+])
+
+AC_DEFUN(AM_PROG_LD_GNU,
+[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
+[# I'd rather use --version here, but apparently some GNU ld's only accept -v.
+if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
+  ac_cv_prog_gnu_ld=yes
+else
+  ac_cv_prog_gnu_ld=no
+fi])
+])
+
+# AM_PROG_NM - find the path to a BSD-compatible name lister
+AC_DEFUN(AM_PROG_NM,
+[AC_MSG_CHECKING([for BSD-compatible nm])
+AC_CACHE_VAL(ac_cv_path_NM,
+[if test -n "$NM"; then
+  # Let the user override the test.
+  ac_cv_path_NM="$NM"
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/nm; then
+      # Check to see if the nm accepts a BSD-compat flag.
+      # Adding the `sed 1q' prevents false positives on HP-UX, which says:
+      #   nm: unknown option "B" ignored
+      if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+        ac_cv_path_NM="$ac_dir/nm -B"
+      elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+        ac_cv_path_NM="$ac_dir/nm -p"
+      else
+        ac_cv_path_NM="$ac_dir/nm"
+      fi
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
+fi])
+NM="$ac_cv_path_NM"
+AC_MSG_RESULT([$NM])
+AC_SUBST(NM)
+])
+
+dnl $Id: wflags.m4,v 1.3 1999/03/11 12:11:41 joda Exp $
+dnl
+dnl set WFLAGS
+
+AC_DEFUN(AC_WFLAGS,[
+WFLAGS_NOUNUSED=""
+WFLAGS_NOIMPLICITINT=""
+if test -z "$WFLAGS" -a "$GCC" = "yes"; then
+  # -Wno-implicit-int for broken X11 headers
+  # leave these out for now:
+  #   -Wcast-align doesn't work well on alpha osf/1
+  #   -Wmissing-prototypes -Wpointer-arith -Wbad-function-cast
+  #   -Wmissing-declarations -Wnested-externs
+  WFLAGS="ifelse($#, 0,-Wall, $1)"
+  WFLAGS_NOUNUSED="-Wno-unused"
+  WFLAGS_NOIMPLICITINT="-Wno-implicit-int"
+fi
+AC_SUBST(WFLAGS)dnl
+AC_SUBST(WFLAGS_NOUNUSED)dnl
+AC_SUBST(WFLAGS_NOIMPLICITINT)dnl
+])
+
+dnl $Id: test-package.m4,v 1.7 1999/04/19 13:33:05 assar Exp $
+dnl
+dnl AC_TEST_PACKAGE_NEW(package,headers,libraries,extra libs,default locations)
+
+AC_DEFUN(AC_TEST_PACKAGE,[AC_TEST_PACKAGE_NEW($1,[#include <$2>],$4,,$5)])
+
+AC_DEFUN(AC_TEST_PACKAGE_NEW,[
+AC_ARG_WITH($1,
+[  --with-$1=dir                use $1 in dir])
+AC_ARG_WITH($1-lib,
+[  --with-$1-lib=dir            use $1 libraries in dir],
+[if test "$withval" = "yes" -o "$withval" = "no"; then
+  AC_MSG_ERROR([No argument for --with-$1-lib])
+elif test "X$with_$1" = "X"; then
+  with_$1=yes
+fi])
+AC_ARG_WITH($1-include,
+[  --with-$1-include=dir        use $1 headers in dir],
+[if test "$withval" = "yes" -o "$withval" = "no"; then
+  AC_MSG_ERROR([No argument for --with-$1-include])
+elif test "X$with_$1" = "X"; then
+  with_$1=yes
+fi])
+
+AC_MSG_CHECKING(for $1)
+
+case "$with_$1" in
+yes)	;;
+no)	;;
+"")	;;
+*)	if test "$with_$1_include" = ""; then
+		with_$1_include="$with_$1/include"
+	fi
+	if test "$with_$1_lib" = ""; then
+		with_$1_lib="$with_$1/lib$abilibdirext"
+	fi
+	;;
+esac
+header_dirs=
+lib_dirs=
+d='$5'
+for i in $d; do
+	header_dirs="$header_dirs $i/include"
+	lib_dirs="$lib_dirs $i/lib$abilibdirext"
+done
+
+case "$with_$1_include" in
+yes) ;;
+no)  ;;
+*)   header_dirs="$with_$1_include $header_dirs";;
+esac
+case "$with_$1_lib" in
+yes) ;;
+no)  ;;
+*)   lib_dirs="$with_$1_lib $lib_dirs";;
+esac
+
+save_CFLAGS="$CFLAGS"
+save_LIBS="$LIBS"
+ires= lres=
+for i in $header_dirs; do
+	CFLAGS="-I$i $save_CFLAGS"
+	AC_TRY_COMPILE([$2],,ires=$i;break)
+done
+for i in $lib_dirs; do
+	LIBS="-L$i $3 $4 $save_LIBS"
+	AC_TRY_LINK([$2],,lres=$i;break)
+done
+CFLAGS="$save_CFLAGS"
+LIBS="$save_LIBS"
+
+if test "$ires" -a "$lres" -a "$with_$1" != "no"; then
+	$1_includedir="$ires"
+	$1_libdir="$lres"
+	INCLUDE_$1="-I$$1_includedir"
+	LIB_$1="-L$$1_libdir $3"
+	AC_DEFINE_UNQUOTED(upcase($1),1,[Define if you have the $1 package.])
+	with_$1=yes
+	AC_MSG_RESULT([headers $ires, libraries $lres])
+else
+	INCLUDE_$1=
+	LIB_$1=
+	with_$1=no
+	AC_MSG_RESULT($with_$1)
+fi
+AC_SUBST(INCLUDE_$1)
+AC_SUBST(LIB_$1)
+])
+
+dnl $Id: find-func.m4,v 1.1 1997/12/14 15:58:58 joda Exp $
+dnl
+dnl AC_FIND_FUNC(func, libraries, includes, arguments)
+AC_DEFUN(AC_FIND_FUNC, [
+AC_FIND_FUNC_NO_LIBS([$1], [$2], [$3], [$4])
+if test -n "$LIB_$1"; then
+	LIBS="$LIB_$1 $LIBS"
+fi
+])
+
+dnl $Id: find-func-no-libs.m4,v 1.5 1999/10/30 21:08:18 assar Exp $
+dnl
+dnl
+dnl Look for function in any of the specified libraries
+dnl
+
+dnl AC_FIND_FUNC_NO_LIBS(func, libraries, includes, arguments, extra libs, extra args)
+AC_DEFUN(AC_FIND_FUNC_NO_LIBS, [
+AC_FIND_FUNC_NO_LIBS2([$1], ["" $2], [$3], [$4], [$5], [$6])])
+
+dnl $Id: find-func-no-libs2.m4,v 1.3 1999/10/30 21:09:53 assar Exp $
+dnl
+dnl
+dnl Look for function in any of the specified libraries
+dnl
+
+dnl AC_FIND_FUNC_NO_LIBS2(func, libraries, includes, arguments, extra libs, extra args)
+AC_DEFUN(AC_FIND_FUNC_NO_LIBS2, [
+
+AC_MSG_CHECKING([for $1])
+AC_CACHE_VAL(ac_cv_funclib_$1,
+[
+if eval "test \"\$ac_cv_func_$1\" != yes" ; then
+	ac_save_LIBS="$LIBS"
+	for ac_lib in $2; do
+		if test -n "$ac_lib"; then 
+			ac_lib="-l$ac_lib"
+		else
+			ac_lib=""
+		fi
+		LIBS="$6 $ac_lib $5 $ac_save_LIBS"
+		AC_TRY_LINK([$3],[$1($4)],eval "if test -n \"$ac_lib\";then ac_cv_funclib_$1=$ac_lib; else ac_cv_funclib_$1=yes; fi";break)
+	done
+	eval "ac_cv_funclib_$1=\${ac_cv_funclib_$1-no}"
+	LIBS="$ac_save_LIBS"
+fi
+])
+
+eval "ac_res=\$ac_cv_funclib_$1"
+
+dnl autoheader tricks *sigh*
+: << END
+@@@funcs="$funcs $1"@@@
+@@@libs="$libs $2"@@@
+END
+
+# $1
+eval "ac_tr_func=HAVE_[]upcase($1)"
+eval "ac_tr_lib=HAVE_LIB[]upcase($ac_res | sed -e 's/-l//')"
+eval "LIB_$1=$ac_res"
+
+case "$ac_res" in
+	yes)
+	eval "ac_cv_func_$1=yes"
+	eval "LIB_$1="
+	AC_DEFINE_UNQUOTED($ac_tr_func)
+	AC_MSG_RESULT([yes])
+	;;
+	no)
+	eval "ac_cv_func_$1=no"
+	eval "LIB_$1="
+	AC_MSG_RESULT([no])
+	;;
+	*)
+	eval "ac_cv_func_$1=yes"
+	eval "ac_cv_lib_`echo "$ac_res" | sed 's/-l//'`=yes"
+	AC_DEFINE_UNQUOTED($ac_tr_func)
+	AC_DEFINE_UNQUOTED($ac_tr_lib)
+	AC_MSG_RESULT([yes, in $ac_res])
+	;;
+esac
+AC_SUBST(LIB_$1)
+])
+
+# Define a conditional.
+
+AC_DEFUN(AM_CONDITIONAL,
+[AC_SUBST($1_TRUE)
+AC_SUBST($1_FALSE)
+if $2; then
+  $1_TRUE=
+  $1_FALSE='#'
+else
+  $1_TRUE='#'
+  $1_FALSE=
+fi])
+
+dnl $Id: osfc2.m4,v 1.2 1999/03/27 17:28:16 joda Exp $
+dnl
+dnl enable OSF C2 stuff
+
+AC_DEFUN(AC_CHECK_OSFC2,[
+AC_ARG_ENABLE(osfc2,
+[  --enable-osfc2          enable some OSF C2 support])
+LIB_security=
+if test "$enable_osfc2" = yes; then
+	AC_DEFINE(HAVE_OSFC2, 1, [Define to enable basic OSF C2 support.])
+	LIB_security=-lsecurity
+fi
+AC_SUBST(LIB_security)
+])
+
+dnl $Id: check-man.m4,v 1.2 1999/03/21 14:30:50 joda Exp $
+dnl check how to format manual pages
+dnl
+
+AC_DEFUN(AC_CHECK_MAN,
+[AC_PATH_PROG(NROFF, nroff)
+AC_PATH_PROG(GROFF, groff)
+AC_CACHE_CHECK(how to format man pages,ac_cv_sys_man_format,
+[cat > conftest.1 << END
+.Dd January 1, 1970
+.Dt CONFTEST 1
+.Sh NAME
+.Nm conftest
+.Nd
+foobar
+END
+
+if test "$NROFF" ; then
+	for i in "-mdoc" "-mandoc"; do
+		if "$NROFF" $i conftest.1 2> /dev/null | \
+			grep Jan > /dev/null 2>&1 ; then
+			ac_cv_sys_man_format="$NROFF $i"
+			break
+		fi
+	done
+fi
+if test "$ac_cv_sys_man_format" = "" -a "$GROFF" ; then
+	for i in "-mdoc" "-mandoc"; do
+		if "$GROFF" -Tascii $i conftest.1 2> /dev/null | \
+			grep Jan > /dev/null 2>&1 ; then
+			ac_cv_sys_man_format="$GROFF -Tascii $i"
+			break
+		fi
+	done
+fi
+if test "$ac_cv_sys_man_format"; then
+	ac_cv_sys_man_format="$ac_cv_sys_man_format \[$]< > \[$]@"
+fi
+])
+if test "$ac_cv_sys_man_format"; then
+	CATMAN="$ac_cv_sys_man_format"
+	AC_SUBST(CATMAN)
+fi
+AM_CONDITIONAL(CATMAN, test "$CATMAN")
+AC_CACHE_CHECK(extension of pre-formatted manual pages,ac_cv_sys_catman_ext,
+[if grep _suffix /etc/man.conf > /dev/null 2>&1; then
+	ac_cv_sys_catman_ext=0
+else
+	ac_cv_sys_catman_ext=number
+fi
+])
+if test "$ac_cv_sys_catman_ext" = number; then
+	CATMANEXT='$$ext'
+else
+	CATMANEXT=0
+fi
+AC_SUBST(CATMANEXT)
+
+])
+dnl
+dnl $Id: krb-bigendian.m4,v 1.5 2000/01/08 10:34:44 assar Exp $
+dnl
+
+dnl check if this computer is little or big-endian
+dnl if we can figure it out at compile-time then don't define the cpp symbol
+dnl otherwise test for it and define it.  also allow options for overriding
+dnl it when cross-compiling
+
+AC_DEFUN(KRB_C_BIGENDIAN, [
+AC_ARG_ENABLE(bigendian,
+[  --enable-bigendian	the target is big endian],
+krb_cv_c_bigendian=yes)
+AC_ARG_ENABLE(littleendian,
+[  --enable-littleendian	the target is little endian],
+krb_cv_c_bigendian=no)
+AC_CACHE_CHECK(whether byte order is known at compile time,
+krb_cv_c_bigendian_compile,
+[AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <sys/param.h>],[
+#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
+ bogus endian macros
+#endif], krb_cv_c_bigendian_compile=yes, krb_cv_c_bigendian_compile=no)])
+if test "$krb_cv_c_bigendian_compile" = "no"; then
+  AC_CACHE_CHECK(whether byte ordering is bigendian, krb_cv_c_bigendian,[
+  if test "$krb_cv_c_bigendian" = ""; then
+    krb_cv_c_bigendian=unknown
+  fi
+  AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <sys/param.h>],[
+#if BYTE_ORDER != BIG_ENDIAN
+  not big endian
+#endif], krb_cv_c_bigendian=yes, krb_cv_c_bigendian=no)
+  if test "$krb_cv_c_bigendian" = "unknown"; then
+    AC_TRY_RUN([main () {
+      /* Are we little or big endian?  From Harbison&Steele.  */
+      union
+      {
+	long l;
+	char c[sizeof (long)];
+      } u;
+      u.l = 1;
+      exit (u.c[sizeof (long) - 1] == 1);
+    }], krb_cv_c_bigendian=no, krb_cv_c_bigendian=yes,
+    AC_MSG_ERROR([specify either --enable-bigendian or --enable-littleendian]))
+  fi
+  ])
+  if test "$krb_cv_c_bigendian" = "yes"; then
+    AC_DEFINE(WORDS_BIGENDIAN, 1, [define if target is big endian])dnl
+  fi
+fi
+if test "$krb_cv_c_bigendian_compile" = "yes"; then
+  AC_DEFINE(ENDIANESS_IN_SYS_PARAM_H, 1, [define if sys/param.h defines the endiness])dnl
+fi
+])
+
+dnl 
+dnl See if there is any X11 present
+dnl
+dnl $Id: check-x.m4,v 1.2 1999/11/05 04:25:23 assar Exp $
+
+AC_DEFUN(KRB_CHECK_X,[
+AC_PATH_XTRA
+
+# try to figure out if we need any additional ld flags, like -R
+# and yes, the autoconf X test is utterly broken
+if test "$no_x" != yes; then
+	AC_CACHE_CHECK(for special X linker flags,krb_cv_sys_x_libs_rpath,[
+	ac_save_libs="$LIBS"
+	ac_save_cflags="$CFLAGS"
+	CFLAGS="$CFLAGS $X_CFLAGS"
+	krb_cv_sys_x_libs_rpath=""
+	krb_cv_sys_x_libs=""
+	for rflag in "" "-R" "-R " "-rpath "; do
+		if test "$rflag" = ""; then
+			foo="$X_LIBS"
+		else
+			foo=""
+			for flag in $X_LIBS; do
+			case $flag in
+			-L*)
+				foo="$foo $flag `echo $flag | sed \"s/-L/$rflag/\"`"
+				;;
+			*)
+				foo="$foo $flag"
+				;;
+			esac
+			done
+		fi
+		LIBS="$ac_save_libs $foo $X_PRE_LIBS -lX11 $X_EXTRA_LIBS"
+		AC_TRY_RUN([
+		#include <X11/Xlib.h>
+		foo()
+		{
+		XOpenDisplay(NULL);
+		}
+		main()
+		{
+		return 0;
+		}
+		], krb_cv_sys_x_libs_rpath="$rflag"; krb_cv_sys_x_libs="$foo"; break,:)
+	done
+	LIBS="$ac_save_libs"
+	CFLAGS="$ac_save_cflags"
+	])
+	X_LIBS="$krb_cv_sys_x_libs"
+fi
+])
+
+dnl $Id: check-xau.m4,v 1.3 1999/05/14 01:17:06 assar Exp $
+dnl
+dnl check for Xau{Read,Write}Auth and XauFileName
+dnl
+AC_DEFUN(AC_CHECK_XAU,[
+save_CFLAGS="$CFLAGS"
+CFLAGS="$X_CFLAGS $CFLAGS"
+save_LIBS="$LIBS"
+dnl LIBS="$X_LIBS $X_PRE_LIBS $X_EXTRA_LIBS $LIBS"
+LIBS="$X_PRE_LIBS $X_EXTRA_LIBS $LIBS"
+save_LDFLAGS="$LDFLAGS"
+LDFLAGS="$LDFLAGS $X_LIBS"
+
+
+AC_FIND_FUNC_NO_LIBS(XauWriteAuth, X11 Xau)
+ac_xxx="$LIBS"
+LIBS="$LIB_XauWriteAuth $LIBS"
+AC_FIND_FUNC_NO_LIBS(XauReadAuth, X11 Xau)
+LIBS="$LIB_XauReadAauth $LIBS"
+AC_FIND_FUNC_NO_LIBS(XauFileName, X11 Xau)
+LIBS="$ac_xxx"
+
+case "$ac_cv_funclib_XauWriteAuth" in
+yes)	;;
+no)	;;
+*)	if test "$ac_cv_funclib_XauReadAuth" = yes; then
+		if test "$ac_cv_funclib_XauFileName" = yes; then
+			LIB_XauReadAuth="$LIB_XauWriteAuth"
+		else
+			LIB_XauReadAuth="$LIB_XauWriteAuth $LIB_XauFileName"
+		fi
+	else
+		if test "$ac_cv_funclib_XauFileName" = yes; then
+			LIB_XauReadAuth="$LIB_XauReadAuth $LIB_XauWriteAuth"
+		else
+			LIB_XauReadAuth="$LIB_XauReadAuth $LIB_XauWriteAuth $LIB_XauFileName"
+		fi
+	fi
+	;;
+esac
+
+if test "$AUTOMAKE" != ""; then
+	AM_CONDITIONAL(NEED_WRITEAUTH, test "$ac_cv_func_XauWriteAuth" != "yes")
+else
+	AC_SUBST(NEED_WRITEAUTH_TRUE)
+	AC_SUBST(NEED_WRITEAUTH_FALSE)
+	if test "$ac_cv_func_XauWriteAuth" != "yes"; then
+		NEED_WRITEAUTH_TRUE=
+		NEED_WRITEAUTH_FALSE='#'
+	else
+		NEED_WRITEAUTH_TRUE='#'
+		NEED_WRITEAUTH_FALSE=
+	fi
+fi
+CFLAGS=$save_CFLAGS
+LIBS=$save_LIBS
+LDFLAGS=$save_LDFLAGS
+])
+
+dnl $Id: check-type-extra.m4,v 1.2 1999/03/01 09:52:23 joda Exp $
+dnl
+dnl ac_check_type + extra headers
+
+dnl AC_CHECK_TYPE_EXTRA(TYPE, DEFAULT, HEADERS)
+AC_DEFUN(AC_CHECK_TYPE_EXTRA,
+[AC_REQUIRE([AC_HEADER_STDC])dnl
+AC_MSG_CHECKING(for $1)
+AC_CACHE_VAL(ac_cv_type_$1,
+[AC_EGREP_CPP(dnl
+changequote(<<,>>)dnl
+<<$1[^a-zA-Z_0-9]>>dnl
+changequote([,]), [#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+$3], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl
+AC_MSG_RESULT($ac_cv_type_$1)
+if test $ac_cv_type_$1 = no; then
+  AC_DEFINE($1, $2, [Define this to what the type $1 should be.])
+fi
+])
+
+dnl
+dnl $Id: check-netinet-ip-and-tcp.m4,v 1.2 1999/05/14 13:15:40 assar Exp $
+dnl
+
+dnl extra magic check for netinet/{ip.h,tcp.h} because on irix 6.5.3
+dnl you have to include standards.h before including these files
+
+AC_DEFUN(CHECK_NETINET_IP_AND_TCP,
+[
+AC_CHECK_HEADERS(standards.h)
+for i in netinet/ip.h netinet/tcp.h; do
+
+cv=`echo "$i" | sed 'y%./+-%__p_%'`
+
+AC_MSG_CHECKING([for $i])
+AC_CACHE_VAL([ac_cv_header_$cv],
+[AC_TRY_CPP([\
+#ifdef HAVE_STANDARDS_H
+#include <standards.h>
+#endif
+#include <$i>
+],
+eval "ac_cv_header_$cv=yes",
+eval "ac_cv_header_$cv=no")])
+AC_MSG_RESULT(`eval echo \\$ac_cv_header_$cv`)
+changequote(, )dnl
+if test `eval echo \\$ac_cv_header_$cv` = yes; then
+  ac_tr_hdr=HAVE_`echo $i | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+changequote([, ])dnl
+  AC_DEFINE_UNQUOTED($ac_tr_hdr, 1)
+fi
+done
+dnl autoheader tricks *sigh*
+: << END
+@@@headers="$headers netinet/ip.h netinet/tcp.h"@@@
+END
+
+])
+
+dnl $Id: krb-ipv6.m4,v 1.8 2000/01/01 11:44:45 assar Exp $
+dnl
+dnl test for IPv6
+dnl
+AC_DEFUN(AC_KRB_IPV6, [
+AC_ARG_WITH(ipv6,
+[  --without-ipv6	do not enable IPv6 support],[
+if test "$withval" = "no"; then
+	ac_cv_lib_ipv6=no
+fi])
+AC_CACHE_VAL(ac_cv_lib_ipv6,
+[dnl check for different v6 implementations (by itojun)
+v6type=unknown
+v6lib=none
+
+AC_MSG_CHECKING([ipv6 stack type])
+for i in v6d toshiba kame inria zeta linux; do
+	case $i in
+	v6d)
+		AC_EGREP_CPP(yes, [dnl
+#include </usr/local/v6/include/sys/types.h>
+#ifdef __V6D__
+yes
+#endif],
+			[v6type=$i; v6lib=v6;
+			v6libdir=/usr/local/v6/lib;
+			CFLAGS="-I/usr/local/v6/include $CFLAGS"])
+		;;
+	toshiba)
+		AC_EGREP_CPP(yes, [dnl
+#include <sys/param.h>
+#ifdef _TOSHIBA_INET6
+yes
+#endif],
+			[v6type=$i; v6lib=inet6;
+			v6libdir=/usr/local/v6/lib;
+			CFLAGS="-DINET6 $CFLAGS"])
+		;;
+	kame)
+		AC_EGREP_CPP(yes, [dnl
+#include <netinet/in.h>
+#ifdef __KAME__
+yes
+#endif],
+			[v6type=$i; v6lib=inet6;
+			v6libdir=/usr/local/v6/lib;
+			CFLAGS="-DINET6 $CFLAGS"])
+		;;
+	inria)
+		AC_EGREP_CPP(yes, [dnl
+#include <netinet/in.h>
+#ifdef IPV6_INRIA_VERSION
+yes
+#endif],
+			[v6type=$i; CFLAGS="-DINET6 $CFLAGS"])
+		;;
+	zeta)
+		AC_EGREP_CPP(yes, [dnl
+#include <sys/param.h>
+#ifdef _ZETA_MINAMI_INET6
+yes
+#endif],
+			[v6type=$i; v6lib=inet6;
+			v6libdir=/usr/local/v6/lib;
+			CFLAGS="-DINET6 $CFLAGS"])
+		;;
+	linux)
+		if test -d /usr/inet6; then
+			v6type=$i
+			v6lib=inet6
+			v6libdir=/usr/inet6
+			CFLAGS="-DINET6 $CFLAGS"
+		fi
+		;;
+	esac
+	if test "$v6type" != "unknown"; then
+		break
+	fi
+done
+AC_MSG_RESULT($v6type)
+
+if test "$v6lib" != "none"; then
+	for dir in $v6libdir /usr/local/v6/lib /usr/local/lib; do
+		if test -d $dir -a -f $dir/lib$v6lib.a; then
+			LIBS="-L$dir -l$v6lib $LIBS"
+			break
+		fi
+	done
+fi
+AC_TRY_LINK([
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h>
+#endif
+#ifdef HAVE_NETINET_IN6_H
+#include <netinet/in6.h>
+#endif
+],
+[
+ struct sockaddr_in6 sin6;
+ int s;
+
+ s = socket(AF_INET6, SOCK_DGRAM, 0);
+
+ sin6.sin6_family = AF_INET6;
+ sin6.sin6_port = htons(17);
+ sin6.sin6_addr = in6addr_any;
+ bind(s, (struct sockaddr *)&sin6, sizeof(sin6));
+],
+ac_cv_lib_ipv6=yes,
+ac_cv_lib_ipv6=no)])
+AC_MSG_CHECKING(for IPv6)
+AC_MSG_RESULT($ac_cv_lib_ipv6)
+if test "$ac_cv_lib_ipv6" = yes; then
+  AC_DEFINE(HAVE_IPV6, 1, [Define if you have IPv6.])
+fi
+])
+
+dnl $Id: broken-snprintf.m4,v 1.3 1999/03/01 09:52:22 joda Exp $
+dnl
+AC_DEFUN(AC_BROKEN_SNPRINTF, [
+AC_CACHE_CHECK(for working snprintf,ac_cv_func_snprintf_working,
+ac_cv_func_snprintf_working=yes
+AC_TRY_RUN([
+#include <stdio.h>
+#include <string.h>
+int main()
+{
+changequote(`,')dnl
+	char foo[3];
+changequote([,])dnl
+	snprintf(foo, 2, "12");
+	return strcmp(foo, "1");
+}],:,ac_cv_func_snprintf_working=no,:))
+
+if test "$ac_cv_func_snprintf_working" = yes; then
+	AC_DEFINE_UNQUOTED(HAVE_SNPRINTF, 1, [define if you have a working snprintf])
+fi
+if test "$ac_cv_func_snprintf_working" = yes; then
+AC_NEED_PROTO([#include <stdio.h>],snprintf)
+fi
+])
+
+AC_DEFUN(AC_BROKEN_VSNPRINTF,[
+AC_CACHE_CHECK(for working vsnprintf,ac_cv_func_vsnprintf_working,
+ac_cv_func_vsnprintf_working=yes
+AC_TRY_RUN([
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+
+int foo(int num, ...)
+{
+changequote(`,')dnl
+	char bar[3];
+changequote([,])dnl
+	va_list arg;
+	va_start(arg, num);
+	vsnprintf(bar, 2, "%s", arg);
+	va_end(arg);
+	return strcmp(bar, "1");
+}
+
+
+int main()
+{
+	return foo(0, "12");
+}],:,ac_cv_func_vsnprintf_working=no,:))
+
+if test "$ac_cv_func_vsnprintf_working" = yes; then
+	AC_DEFINE_UNQUOTED(HAVE_VSNPRINTF, 1, [define if you have a working vsnprintf])
+fi
+if test "$ac_cv_func_vsnprintf_working" = yes; then
+AC_NEED_PROTO([#include <stdio.h>],vsnprintf)
+fi
+])
+
+dnl $Id: need-proto.m4,v 1.2 1999/03/01 09:52:24 joda Exp $
+dnl
+dnl
+dnl Check if we need the prototype for a function
+dnl
+
+dnl AC_NEED_PROTO(includes, function)
+
+AC_DEFUN(AC_NEED_PROTO, [
+if test "$ac_cv_func_$2+set" != set -o "$ac_cv_func_$2" = yes; then
+AC_CACHE_CHECK([if $2 needs a prototype], ac_cv_func_$2_noproto,
+AC_TRY_COMPILE([$1],
+[struct foo { int foo; } xx;
+extern int $2 (struct foo*);
+$2(&xx);
+],
+eval "ac_cv_func_$2_noproto=yes",
+eval "ac_cv_func_$2_noproto=no"))
+define([foo], [NEED_]translit($2, [a-z], [A-Z])[_PROTO])
+if test "$ac_cv_func_$2_noproto" = yes; then
+	AC_DEFINE(foo, 1, [define if the system is missing a prototype for $2()])
+fi
+undefine([foo])
+fi
+])
+
+dnl $Id: broken-glob.m4,v 1.2 1999/03/01 09:52:15 joda Exp $
+dnl
+dnl check for glob(3)
+dnl
+AC_DEFUN(AC_BROKEN_GLOB,[
+AC_CACHE_CHECK(for working glob, ac_cv_func_glob_working,
+ac_cv_func_glob_working=yes
+AC_TRY_LINK([
+#include <stdio.h>
+#include <glob.h>],[
+glob(NULL, GLOB_BRACE|GLOB_NOCHECK|GLOB_QUOTE|GLOB_TILDE, NULL, NULL);
+],:,ac_cv_func_glob_working=no,:))
+
+if test "$ac_cv_func_glob_working" = yes; then
+	AC_DEFINE(HAVE_GLOB, 1, [define if you have a glob() that groks 
+	GLOB_BRACE, GLOB_NOCHECK, GLOB_QUOTE, and GLOB_TILDE])
+fi
+if test "$ac_cv_func_glob_working" = yes; then
+AC_NEED_PROTO([#include <stdio.h>
+#include <glob.h>],glob)
+fi
+])
+
+dnl
+dnl $Id: krb-func-getlogin.m4,v 1.1 1999/07/13 17:45:30 assar Exp $
+dnl
+dnl test for POSIX (broken) getlogin
+dnl
+
+
+AC_DEFUN(AC_FUNC_GETLOGIN, [
+AC_CHECK_FUNCS(getlogin setlogin)
+if test "$ac_cv_func_getlogin" = yes; then
+AC_CACHE_CHECK(if getlogin is posix, ac_cv_func_getlogin_posix, [
+if test "$ac_cv_func_getlogin" = yes -a "$ac_cv_func_setlogin" = yes; then
+	ac_cv_func_getlogin_posix=no
+else
+	ac_cv_func_getlogin_posix=yes
+fi
+])
+if test "$ac_cv_func_getlogin_posix" = yes; then
+	AC_DEFINE(POSIX_GETLOGIN, 1, [Define if getlogin has POSIX flavour (and not BSD).])
+fi
+fi
+])
+
+dnl
+dnl $Id: capabilities.m4,v 1.2 1999/09/01 11:02:26 joda Exp $
+dnl
+
+dnl
+dnl Test SGI capabilities
+dnl
+
+AC_DEFUN(KRB_CAPABILITIES,[
+
+AC_CHECK_HEADERS(capability.h sys/capability.h)
+
+AC_CHECK_FUNCS(sgi_getcapabilitybyname cap_set_proc)
+])
+
+dnl $Id: check-getpwnam_r-posix.m4,v 1.2 1999/03/23 16:47:31 joda Exp $
+dnl
+dnl check for getpwnam_r, and if it's posix or not
+
+AC_DEFUN(AC_CHECK_GETPWNAM_R_POSIX,[
+AC_FIND_FUNC_NO_LIBS(getpwnam_r,c_r)
+if test "$ac_cv_func_getpwnam_r" = yes; then
+	AC_CACHE_CHECK(if getpwnam_r is posix,ac_cv_func_getpwnam_r_posix,
+	ac_libs="$LIBS"
+	LIBS="$LIBS $LIB_getpwnam_r"
+	AC_TRY_RUN([
+#include <pwd.h>
+int main()
+{
+	struct passwd pw, *pwd;
+	return getpwnam_r("", &pw, NULL, 0, &pwd) < 0;
+}
+],ac_cv_func_getpwnam_r_posix=yes,ac_cv_func_getpwnam_r_posix=no,:)
+LIBS="$ac_libs")
+if test "$ac_cv_func_getpwnam_r_posix" = yes; then
+	AC_DEFINE(POSIX_GETPWNAM_R, 1, [Define if getpwnam_r has POSIX flavour.])
+fi
+fi
+])
+dnl $Id: find-if-not-broken.m4,v 1.2 1998/03/16 22:16:27 joda Exp $
+dnl
+dnl
+dnl Mix between AC_FIND_FUNC and AC_BROKEN
+dnl
+
+AC_DEFUN(AC_FIND_IF_NOT_BROKEN,
+[AC_FIND_FUNC([$1], [$2], [$3], [$4])
+if eval "test \"$ac_cv_func_$1\" != yes"; then
+LIBOBJS[]="$LIBOBJS $1.o"
+fi
+AC_SUBST(LIBOBJS)dnl
+])
+
+dnl $Id: broken.m4,v 1.3 1998/03/16 22:16:19 joda Exp $
+dnl
+dnl
+dnl Same as AC _REPLACE_FUNCS, just define HAVE_func if found in normal
+dnl libraries 
+
+AC_DEFUN(AC_BROKEN,
+[for ac_func in $1
+do
+AC_CHECK_FUNC($ac_func, [
+ac_tr_func=HAVE_[]upcase($ac_func)
+AC_DEFINE_UNQUOTED($ac_tr_func)],[LIBOBJS[]="$LIBOBJS ${ac_func}.o"])
+dnl autoheader tricks *sigh*
+: << END
+@@@funcs="$funcs $1"@@@
+END
+done
+AC_SUBST(LIBOBJS)dnl
+])
+
+dnl $Id: proto-compat.m4,v 1.3 1999/03/01 13:03:48 joda Exp $
+dnl
+dnl
+dnl Check if the prototype of a function is compatible with another one
+dnl
+
+dnl AC_PROTO_COMPAT(includes, function, prototype)
+
+AC_DEFUN(AC_PROTO_COMPAT, [
+AC_CACHE_CHECK([if $2 is compatible with system prototype],
+ac_cv_func_$2_proto_compat,
+AC_TRY_COMPILE([$1],
+[$3;],
+eval "ac_cv_func_$2_proto_compat=yes",
+eval "ac_cv_func_$2_proto_compat=no"))
+define([foo], translit($2, [a-z], [A-Z])[_PROTO_COMPATIBLE])
+if test "$ac_cv_func_$2_proto_compat" = yes; then
+	AC_DEFINE(foo, 1, [define if prototype of $2 is compatible with
+	$3])
+fi
+undefine([foo])
+])
+dnl $Id: check-var.m4,v 1.2 1999/03/01 09:52:23 joda Exp $
+dnl
+dnl AC_CHECK_VAR(includes, variable)
+AC_DEFUN(AC_CHECK_VAR, [
+AC_MSG_CHECKING(for $2)
+AC_CACHE_VAL(ac_cv_var_$2, [
+AC_TRY_LINK([extern int $2;
+int foo() { return $2; }],
+	    [foo()],
+	    ac_cv_var_$2=yes, ac_cv_var_$2=no)
+])
+define([foo], [HAVE_]translit($2, [a-z], [A-Z]))
+
+AC_MSG_RESULT(`eval echo \\$ac_cv_var_$2`)
+if test `eval echo \\$ac_cv_var_$2` = yes; then
+	AC_DEFINE_UNQUOTED(foo, 1, [define if you have $2])
+	AC_CHECK_DECLARATION([$1],[$2])
+fi
+undefine([foo])
+])
+
+dnl $Id: check-declaration.m4,v 1.3 1999/03/01 13:03:08 joda Exp $
+dnl
+dnl
+dnl Check if we need the declaration of a variable
+dnl
+
+dnl AC_HAVE_DECLARATION(includes, variable)
+AC_DEFUN(AC_CHECK_DECLARATION, [
+AC_MSG_CHECKING([if $2 is properly declared])
+AC_CACHE_VAL(ac_cv_var_$2_declaration, [
+AC_TRY_COMPILE([$1
+extern struct { int foo; } $2;],
+[$2.foo = 1;],
+eval "ac_cv_var_$2_declaration=no",
+eval "ac_cv_var_$2_declaration=yes")
+])
+
+define(foo, [HAVE_]translit($2, [a-z], [A-Z])[_DECLARATION])
+
+AC_MSG_RESULT($ac_cv_var_$2_declaration)
+if eval "test \"\$ac_cv_var_$2_declaration\" = yes"; then
+	AC_DEFINE(foo, 1, [define if your system declares $2])
+fi
+undefine([foo])
+])
+
+dnl $Id: have-struct-field.m4,v 1.6 1999/07/29 01:44:32 assar Exp $
+dnl
+dnl check for fields in a structure
+dnl
+dnl AC_HAVE_STRUCT_FIELD(struct, field, headers)
+
+AC_DEFUN(AC_HAVE_STRUCT_FIELD, [
+define(cache_val, translit(ac_cv_type_$1_$2, [A-Z ], [a-z_]))
+AC_CACHE_CHECK([for $2 in $1], cache_val,[
+AC_TRY_COMPILE([$3],[$1 x; x.$2;],
+cache_val=yes,
+cache_val=no)])
+if test "$cache_val" = yes; then
+	define(foo, translit(HAVE_$1_$2, [a-z ], [A-Z_]))
+	AC_DEFINE(foo, 1, [Define if $1 has field $2.])
+	undefine([foo])
+fi
+undefine([cache_val])
+])
+
+dnl $Id: have-type.m4,v 1.5 1999/12/31 03:10:22 assar Exp $
+dnl
+dnl check for existance of a type
+
+dnl AC_HAVE_TYPE(TYPE,INCLUDES)
+AC_DEFUN(AC_HAVE_TYPE, [
+AC_REQUIRE([AC_HEADER_STDC])
+cv=`echo "$1" | sed 'y%./+- %__p__%'`
+AC_MSG_CHECKING(for $1)
+AC_CACHE_VAL([ac_cv_type_$cv],
+AC_TRY_COMPILE(
+[#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+$2],
+[$1 foo;],
+eval "ac_cv_type_$cv=yes",
+eval "ac_cv_type_$cv=no"))dnl
+AC_MSG_RESULT(`eval echo \\$ac_cv_type_$cv`)
+if test `eval echo \\$ac_cv_type_$cv` = yes; then
+  ac_tr_hdr=HAVE_`echo $1 | sed 'y%abcdefghijklmnopqrstuvwxyz./- %ABCDEFGHIJKLMNOPQRSTUVWXYZ____%'`
+dnl autoheader tricks *sigh*
+define(foo,translit($1, [ ], [_]))
+: << END
+@@@funcs="$funcs foo"@@@
+END
+undefine([foo])
+  AC_DEFINE_UNQUOTED($ac_tr_hdr, 1)
+fi
+])
+
+dnl $Id: krb-struct-winsize.m4,v 1.2 1999/03/01 09:52:23 joda Exp $
+dnl
+dnl
+dnl Search for struct winsize
+dnl
+
+AC_DEFUN(AC_KRB_STRUCT_WINSIZE, [
+AC_MSG_CHECKING(for struct winsize)
+AC_CACHE_VAL(ac_cv_struct_winsize, [
+ac_cv_struct_winsize=no
+for i in sys/termios.h sys/ioctl.h; do
+AC_EGREP_HEADER(
+changequote(, )dnl
+struct[ 	]*winsize,dnl
+changequote([,])dnl
+$i, ac_cv_struct_winsize=yes; break)dnl
+done
+])
+if test "$ac_cv_struct_winsize" = "yes"; then
+  AC_DEFINE(HAVE_STRUCT_WINSIZE, 1, [define if struct winsize is declared in sys/termios.h])
+fi
+AC_MSG_RESULT($ac_cv_struct_winsize)
+AC_EGREP_HEADER(ws_xpixel, termios.h, 
+	AC_DEFINE(HAVE_WS_XPIXEL, 1, [define if struct winsize has ws_xpixel]))
+AC_EGREP_HEADER(ws_ypixel, termios.h, 
+	AC_DEFINE(HAVE_WS_YPIXEL, 1, [define if struct winsize has ws_ypixel]))
+])
+
+dnl $Id: krb-struct-spwd.m4,v 1.3 1999/07/13 21:04:11 assar Exp $
+dnl
+dnl Test for `struct spwd'
+
+AC_DEFUN(AC_KRB_STRUCT_SPWD, [
+AC_MSG_CHECKING(for struct spwd)
+AC_CACHE_VAL(ac_cv_struct_spwd, [
+AC_TRY_COMPILE(
+[#include <pwd.h>
+#ifdef HAVE_SHADOW_H
+#include <shadow.h>
+#endif],
+[struct spwd foo;],
+ac_cv_struct_spwd=yes,
+ac_cv_struct_spwd=no)
+])
+AC_MSG_RESULT($ac_cv_struct_spwd)
+
+if test "$ac_cv_struct_spwd" = "yes"; then
+  AC_DEFINE(HAVE_STRUCT_SPWD, 1, [define if you have struct spwd])
+fi
+])
+
+dnl $Id: grok-type.m4,v 1.4 1999/11/29 11:16:48 joda Exp $
+dnl
+AC_DEFUN(AC_GROK_TYPE, [
+AC_CACHE_VAL(ac_cv_type_$1, 
+AC_TRY_COMPILE([
+#ifdef HAVE_INTTYPES_H
+#include <inttypes.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_BITYPES_H
+#include <sys/bitypes.h>
+#endif
+#ifdef HAVE_BIND_BITYPES_H
+#include <bind/bitypes.h>
+#endif
+#ifdef HAVE_NETINET_IN6_MACHTYPES_H
+#include <netinet/in6_machtypes.h>
+#endif
+],
+$i x;
+,
+eval ac_cv_type_$1=yes,
+eval ac_cv_type_$1=no))])
+
+AC_DEFUN(AC_GROK_TYPES, [
+for i in $1; do
+	AC_MSG_CHECKING(for $i)
+	AC_GROK_TYPE($i)
+	eval ac_res=\$ac_cv_type_$i
+	if test "$ac_res" = yes; then
+		type=HAVE_[]upcase($i)
+		AC_DEFINE_UNQUOTED($type)
+	fi
+	AC_MSG_RESULT($ac_res)
+done
+])
+
+dnl $Id: auth-modules.m4,v 1.1 1999/03/21 13:48:00 joda Exp $
+dnl
+dnl Figure what authentication modules should be built
+
+AC_DEFUN(AC_AUTH_MODULES,[
+AC_MSG_CHECKING(which authentication modules should be built)
+
+LIB_AUTH_SUBDIRS=
+
+if test "$ac_cv_header_siad_h" = yes; then
+	LIB_AUTH_SUBDIRS="$LIB_AUTH_SUBDIRS sia"
+fi
+
+if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_shared" = yes; then
+	LIB_AUTH_SUBDIRS="$LIB_AUTH_SUBDIRS pam"
+fi
+
+case "${host}" in
+changequote(,)dnl
+*-*-irix[56]*) LIB_AUTH_SUBDIRS="$LIB_AUTH_SUBDIRS afskauthlib" ;;
+changequote([,])dnl
+esac
+
+AC_MSG_RESULT($LIB_AUTH_SUBDIRS)
+
+AC_SUBST(LIB_AUTH_SUBDIRS)dnl
+])
+