Add header guards to evp_locl.h.

ok inoguchi

diff --git a/lib/libcrypto/evp/evp_locl.h b/lib/libcrypto/evp/evp_locl.h
index 8df6135..ec4cc6d 100644 (file)
--- a/lib/libcrypto/evp/evp_locl.h
+++ b/lib/libcrypto/evp/evp_locl.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: evp_locl.h,v 1.16 2019/10/29 07:52:17 jsing Exp $ */
+/* $OpenBSD: evp_locl.h,v 1.17 2021/12/12 21:21:58 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2000.
  */
@@ -56,6 +56,9 @@
  *
  */
 
+#ifndef HEADER_EVP_LOCL_H
+#define HEADER_EVP_LOCL_H
+
 __BEGIN_HIDDEN_DECLS
 
 /* Macros to code block cipher wrappers */
@@ -370,3 +373,5 @@ struct evp_aead_st {
 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md_name);
 
 __END_HIDDEN_DECLS
+
+#endif /* !HEADER_EVP_LOCL_H */