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/libcrypto/ec/ecp_nist.c b/src/lib/libcrypto/ec/ecp_nist.c
index d3cb4f37b7..cf00d3b11d 100644
--- a/src/lib/libcrypto/ec/ecp_nist.c
+++ b/src/lib/libcrypto/ec/ecp_nist.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ecp_nist.c,v 1.20 2022/11/19 07:29:29 tb Exp $ */
+/* $OpenBSD: ecp_nist.c,v 1.21 2022/11/26 16:08:52 tb Exp $ */
 /*
  * Written by Nils Larsch for the OpenSSL project.
  */
@@ -66,7 +66,7 @@
 #include <openssl/err.h>
 #include <openssl/objects.h>
 
-#include "ec_lcl.h"
+#include "ec_local.h"
 
 const EC_METHOD *
 EC_GFp_nist_method(void)