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/ec_curve.c b/src/lib/libcrypto/ec/ec_curve.c
index 592a367a82..4a6ee895d2 100644
--- a/src/lib/libcrypto/ec/ec_curve.c
+++ b/src/lib/libcrypto/ec/ec_curve.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ec_curve.c,v 1.24 2022/11/19 07:29:29 tb Exp $ */
+/* $OpenBSD: ec_curve.c,v 1.25 2022/11/26 16:08:52 tb Exp $ */
 /*
  * Written by Nils Larsch for the OpenSSL project.
  */
@@ -76,7 +76,7 @@
 #include <openssl/err.h>
 #include <openssl/objects.h>
 
-#include "ec_lcl.h"
+#include "ec_local.h"
 
 typedef struct {
         int field_type,         /* either NID_X9_62_prime_field or