Make internal header file names consistent

Libcrypto currently has a mess of *_lcl.h, *_locl.h, and *_local.h names
used for internal headers. Move all these headers we inherited from
OpenSSL to *_local.h, reserving the name *_internal.h for our own code.
Similarly, move dtls_locl.h and ssl_locl.h to dtls_local and ssl_local.h.
constant_time_locl.h is moved to constant_time.h since it's special.

Adjust all .c files in libcrypto, libssl and regress.

The diff is mechanical with the exception of tls13_quic.c, where
#include <ssl_locl.h> was fixed manually.

discussed with jsing,
no objection bcook

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libssl/ssl_err.c b/src/lib/libssl/ssl_err.c
index 31925026d4..59d8119e10 100644
--- a/src/lib/libssl/ssl_err.c
+++ b/src/lib/libssl/ssl_err.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssl_err.c,v 1.44 2022/08/21 19:18:57 jsing Exp $ */
+/* $OpenBSD: ssl_err.c,v 1.45 2022/11/26 16:08:55 tb Exp $ */
 /* ====================================================================
  * Copyright (c) 1999-2011 The OpenSSL Project.  All rights reserved.
  *
@@ -59,7 +59,7 @@
 #include <openssl/opensslconf.h>
 #include <openssl/ssl.h>
 
-#include "ssl_locl.h"
+#include "ssl_local.h"
 
 #ifndef OPENSSL_NO_ERR