[openssl/openssl] a509b9: Do not check definition of a macro and use it in a...

[Tomáš Mráz]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: a509b97d2c4efd96e231913d49544ac7cb36b51b
      https://github.com/openssl/openssl/commit/a509b97d2c4efd96e231913d49544ac7cb36b51b
  Author: Tomas Mraz <tomas at openssl.org>
  Date:   2023-01-12 (Thu, 12 Jan 2023)

  Changed paths:
    M crypto/mem_sec.c

  Log Message:
  -----------
  Do not check definition of a macro and use it in a single condition

The condition evaluation in #if conditions does not tolerate this
if the macro is not defined.

Fixes #19628

Reviewed-by: Hugo Landau <hlandau at openssl.org>
Reviewed-by: Paul Dale <pauli at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20018)