X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/f9ba5e2255cf18092750fffacb6a9603571a2be5..1d28cc061677bd07d9bed48dd84bd5c590247043:/src/src/pdkim/crypt_ver.h

diff --git a/src/src/pdkim/crypt_ver.h b/src/src/pdkim/crypt_ver.h
index e14ee5f4c..56ae236c1 100644
--- a/src/src/pdkim/crypt_ver.h
+++ b/src/src/pdkim/crypt_ver.h
@@ -4,6 +4,7 @@
 
 /* Copyright (c) Jeremy Harris 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 /* Signing and hashing routine selection for PDKIM */
 
@@ -17,13 +18,17 @@
 # if GNUTLS_VERSION_NUMBER >= 0x030000
 #  define SIGN_GNUTLS
 #  if GNUTLS_VERSION_NUMBER >= 0x030600
-#   define SIGN_HAVE_ED25519		/*MMMM*/
+#   define SIGN_HAVE_ED25519
 #  endif
 # else
 #  define SIGN_GCRYPT
 # endif
+#endif
 
-#else
+#ifdef USE_OPENSSL
 # define SIGN_OPENSSL
+# if !defined(LIBRESSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10101000L
+#  define SIGN_HAVE_ED25519
+# endif
 #endif