--- /dev/null
+dnl Process this file with autoconf to produce a configure script.
+dnl
+dnl Copyright 1998 - 2004 Double Precision, Inc. See COPYING for
+dnl distribution information.
+
+AC_PREREQ(2.59)
+AC_INIT(libmd5, 1.21, courier-users@lists.sourceforge.net)
+
+>confdefs.h # Kill PACKAGE_ macros
+
+AC_CONFIG_SRCDIR([hmac.c])
+AC_CONFIG_AUX_DIR(../..)
+AM_CONFIG_HEADER([config.h])
+AM_INIT_AUTOMAKE([foreign no-define])
+
+AM_CONDITIONAL(HMACC, test -d ${srcdir}/../libhmac)
+
+dnl Checks for programs.
+AC_PROG_AWK
+AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_PROG_CC
+AC_PROG_LIBTOOL
+
+if test "$GCC" = yes
+then
+ CFLAGS="-Wall $CFLAGS"
+fi
+
+CFLAGS="$CFLAGS -I$srcdir/.. -I.."
+
+dnl Checks for libraries.
+
+dnl Checks for header files.
+AC_HEADER_STDC
+
+AC_CHECK_HEADERS(sys/types.h)
+
+
+AC_ARG_WITH(int32,
+[ --with-int32='type' use 'type' for an unsigned 32 bit integer type
+ ( default is 'unsigned')],
+ int32="$withval", [
+
+ AC_MSG_CHECKING(for uint32_t)
+
+ AC_TRY_COMPILE([
+#if HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+ ],[
+ uint32_t i=0;
+ ], [ AC_MSG_RESULT(yes) ; int32="uint32_t"], [
+
+ AC_MSG_RESULT(no)
+ AC_MSG_CHECKING(for u_int_32_t)
+
+ AC_TRY_COMPILE([
+#if HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+ ],[
+ u_int32_t i=0;
+ ], [AC_MSG_RESULT(yes); int32="u_int32_t"],[
+
+ AC_MSG_RESULT(no)
+
+ AC_CHECK_SIZEOF(unsigned, 0)
+ if test "$ac_cv_sizeof_unsigned" != 4
+ then
+ AC_CHECK_SIZEOF(unsigned long, 0)
+ if test "$ac_cv_sizeof_unsigned_long" != 4
+ then
+ AC_CHECK_SIZEOF(unsigned short, 0)
+ if test "$ac_cv_sizeof_unsigned_short" != 4
+ then
+ AC_ERROR(--with-int32 option is required)
+ fi
+ int32="unsigned short"
+ fi
+ int32="unsigned long"
+ else
+ int32="unsigned"
+ fi
+ ])
+ ])
+ ]
+)
+UINT32="$int32"
+
+AC_DEFINE_UNQUOTED(MD5_WORD, $UINT32, [ 32 bit data type ])
+
+dnl Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_SYS_LARGEFILE
+
+dnl Checks for library functions.
+
+AC_OUTPUT(Makefile)