CrtLibSupport: add timezone

Will be needed by openssl-3.2.x

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

CryptoPkg/Library/BaseCryptLib/SysCall/ConstantTimeClock.c

@@ -69,3 +69,5 @@ gettimeofday (
   tv->tv_usec = 0;
   return 0;
 }
+
+long  timezone;

CryptoPkg/Library/BaseCryptLib/SysCall/TimerWrapper.c

@@ -20,6 +20,8 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 #define SECSPERHOUR  (60 * 60)
 #define SECSPERDAY   (24 * SECSPERHOUR)
 
+long  timezone;
+
 //
 //  The arrays give the cumulative number of days up to the first of the
 //  month number used as the index (1 -> 12) for regular and leap years.

CryptoPkg/Library/BaseCryptLib/SysCall/UnitTestHostCrtWrapper.c

@@ -124,3 +124,4 @@ gettimeofday (
 }
 
 int   errno = 0;
+long  timezone;

CryptoPkg/Library/Include/CrtLibSupport.h

@@ -160,6 +160,7 @@ struct sockaddr {
 //
 extern int   errno;
 extern FILE  *stderr;
+extern long  timezone;
 
 //
 // Function prototypes of CRT Library routines