diff --git a/CryptoPkg/Library/BaseCryptLib/SysCall/ConstantTimeClock.c b/CryptoPkg/Library/BaseCryptLib/SysCall/ConstantTimeClock.c
index 4f23de2830..b625246bda 100644
--- a/CryptoPkg/Library/BaseCryptLib/SysCall/ConstantTimeClock.c
+++ b/CryptoPkg/Library/BaseCryptLib/SysCall/ConstantTimeClock.c
@@ -50,3 +50,14 @@ sleep (
 {
   return 0;
 }
+
+int
+gettimeofday (
+  struct timeval   *tv,
+  struct timezone  *tz
+  )
+{
+  tv->tv_sec  = 0;
+  tv->tv_usec = 0;
+  return 0;
+}
diff --git a/CryptoPkg/Library/BaseCryptLib/SysCall/TimerWrapper.c b/CryptoPkg/Library/BaseCryptLib/SysCall/TimerWrapper.c
index 30c93a45ea..ff3278caea 100644
--- a/CryptoPkg/Library/BaseCryptLib/SysCall/TimerWrapper.c
+++ b/CryptoPkg/Library/BaseCryptLib/SysCall/TimerWrapper.c
@@ -205,3 +205,14 @@ sleep (
   gBS->Stall (seconds * 1000 * 1000);
   return 0;
 }
+
+int
+gettimeofday (
+  struct timeval   *tv,
+  struct timezone  *tz
+  )
+{
+  tv->tv_sec  = (long)time (NULL);
+  tv->tv_usec = 0;
+  return 0;
+}
diff --git a/CryptoPkg/Library/BaseCryptLib/SysCall/UnitTestHostCrtWrapper.c b/CryptoPkg/Library/BaseCryptLib/SysCall/UnitTestHostCrtWrapper.c
index 1ec7fa37cd..dab9e01a24 100644
--- a/CryptoPkg/Library/BaseCryptLib/SysCall/UnitTestHostCrtWrapper.c
+++ b/CryptoPkg/Library/BaseCryptLib/SysCall/UnitTestHostCrtWrapper.c
@@ -112,4 +112,15 @@ sleep (
   return 0;
 }
 
+int
+gettimeofday (
+  struct timeval   *tv,
+  struct timezone  *tz
+  )
+{
+  tv->tv_sec  = 0;
+  tv->tv_usec = 0;
+  return 0;
+}
+
 int  errno = 0;
diff --git a/CryptoPkg/Library/Include/CrtLibSupport.h b/CryptoPkg/Library/Include/CrtLibSupport.h
index a9171fba36..f81f490734 100644
--- a/CryptoPkg/Library/Include/CrtLibSupport.h
+++ b/CryptoPkg/Library/Include/CrtLibSupport.h
@@ -147,6 +147,8 @@ struct timeval {
   long    tv_usec;  /* time value, in microseconds */
 };
 
+struct timezone;
+
 struct sockaddr {
   __uint8_t      sa_len;      /* total length */
   sa_family_t    sa_family;   /* address family */
@@ -340,6 +342,12 @@ sleep (
   unsigned int  seconds
   );
 
+int
+gettimeofday (
+  struct timeval   *tv,
+  struct timezone  *tz
+  );
+
 uid_t
 getuid      (
   void
@@ -439,6 +447,5 @@ strcat (
 #define assert(expression)
 #define offsetof(type, member)  OFFSET_OF(type,member)
 #define atoi(nptr)              AsciiStrDecimalToUintn(nptr)
-#define gettimeofday(tvp, tz)   do { (tvp)->tv_sec = time(NULL); (tvp)->tv_usec = 0; } while (0)
 
 #endif