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emacs/m4/sha512.m4
Paul Eggert 220a9ecba1 Merge from Gnulib
This incorporates:
2018-01-01 maint: Run 'make update-copyright'
2017-12-29 Add cross-compilation results for GNU/Hurd.
2017-12-12 explicit_bzero: port to macOS + Clang 9.0.0
2017-12-31 17:21:33 -08:00

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# sha512.m4 serial 9
dnl Copyright (C) 2005-2006, 2008-2018 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.
AC_DEFUN([gl_SHA512],
[
dnl Prerequisites of lib/sha512.c.
AC_REQUIRE([gl_BIGENDIAN])
dnl Determine HAVE_OPENSSL_SHA512 and LIB_CRYPTO
gl_CRYPTO_CHECK([SHA512])
])