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dnl Process this file with autoconf to produce a configure script.
AC_INIT(auth-krb4.c)
AC_CONFIG_HEADER(config.h)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_RANLIB
AC_CHECK_PROG(AR, ar, ar)
if test "$GCC" = "yes"; then CFLAGS="$CFLAGS -Wall"; fi
dnl Checks for libraries.
dnl Replace `main' with a function in -lcrypto:
AC_CHECK_LIB(crypto, CRYPTO_lock, ,AC_MSG_ERROR([*** libcrypto missing - please install first ***]))
dnl Replace `main' with a function in -lutil:
AC_CHECK_LIB(util, logout, ,AC_MSG_ERROR([*** -lutil missing - this is part of libc. ***]))
dnl Replace `main' with a function in -lz:
AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
dnl check for nsl
AC_CHECK_LIB(nsl, yp_match, , )
dnl check for dl
AC_CHECK_LIB(dl, dlopen, , )
dnl check for pam
AC_CHECK_LIB(pam, pam_authenticate, , )
dnl Check for OpenSSL/SSLeay directories.
AC_MSG_CHECKING([for OpenSSL/SSLeay directory])
for dir in /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg ; do
ssldir="$dir"
if test -f "$dir/include/openssl/crypto.h"; then
AC_DEFINE(HAVE_OPENSSL)
break
fi
if test -f "$dir/include/ssl/crypto.h"; then
AC_DEFINE(HAVE_SSL)
break
fi
if test -f "$dir/include/crypto.h"; then
break
fi
done
AC_MSG_RESULT($ssldir)
AC_SUBST(ssldir)
AC_DEFINE_UNQUOTED(ssldir, "$ssldir")
if test "$ssldir" != "/usr"; then
CFLAGS="$CFLAGS -I$ssldir/include"
LIBS="$LIBS -L$ssldir/lib"
fi
LIBS="$LIBS -lssl -lcrypto"
dnl Check for RSAref library.
AC_MSG_CHECKING([for RSAref library])
saved_LIBS="$LIBS"
LIBS="$saved_LIBS -lRSAglue -lrsaref"
AC_TRY_LINK([], [],
[AC_MSG_RESULT(yes); ],
[AC_MSG_RESULT(no)]; LIBS="$saved_LIBS")
dnl Checks for header files.
AC_CHECK_HEADERS(pty.h)
dnl Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_CHECK_FUNCS(openpty strlcpy mkdtemp arc4random setproctitle)
AC_OUTPUT(Makefile)
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