X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/929aeac608c271b2448dffec29aeea85c69d6bff..50c117fe86d94719807cbe08353c032779b3b910:/m4/sha256.m4

diff --git a/m4/sha256.m4 b/m4/sha256.m4
index 7eede32fad..a12cd7e3d1 100644
--- a/m4/sha256.m4
+++ b/m4/sha256.m4
@@ -1,5 +1,5 @@
-# sha256.m4 serial 6
-dnl Copyright (C) 2005, 2008-2013 Free Software Foundation, Inc.
+# sha256.m4 serial 8
+dnl Copyright (C) 2005, 2008-2015 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.
@@ -8,4 +8,7 @@ AC_DEFUN([gl_SHA256],
 [
   dnl Prerequisites of lib/sha256.c.
   AC_REQUIRE([gl_BIGENDIAN])
+
+  dnl Determine HAVE_OPENSSL_SHA256 and LIB_CRYPTO
+  gl_CRYPTO_CHECK([SHA256])
 ])