Use crypto_internal.h's CTASSERT()

Now that this macro is available in a header, let's use that version
rather than copies in several .c files.

discussed with jsing

1 files changed, 2 insertions, 4 deletions

diff --git a/src/lib/libcrypto/bn/bn_isqrt.c b/src/lib/libcrypto/bn/bn_isqrt.c
index 4a757b02ce..1dff1b0562 100644
--- a/src/lib/libcrypto/bn/bn_isqrt.c
+++ b/src/lib/libcrypto/bn/bn_isqrt.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: bn_isqrt.c,v 1.7 2023/03/27 10:25:02 tb Exp $ */
+/*      $OpenBSD: bn_isqrt.c,v 1.8 2023/05/17 07:42:38 tb Exp $ */
 /*
  * Copyright (c) 2022 Theo Buehler <tb@openbsd.org>
  *
@@ -22,9 +22,7 @@
 #include <openssl/err.h>
 
 #include "bn_local.h"
-
-#define CTASSERT(x)     extern char  _ctassert[(x) ? 1 : -1 ]   \
-                            __attribute__((__unused__))
+#include "crypto_internal.h"
 
 /*
  * Calculate integer square root of |n| using a variant of Newton's method.