Use gmtime_s() for IAR
@@ -88,6 +88,8 @@ struct tm *mbedtls_platform_gmtime( const mbedtls_time_t *tt,
{
#if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)
return( ( gmtime_s( tm_buf, tt ) == 0 ) ? tm_buf : NULL );
+#elif defined(__IAR_SYSTEMS_ICC__)
+ return( gmtime_s( tt, tm_buf ) );
#elif !defined(PLATFORM_UTIL_USE_GMTIME)
return( gmtime_r( tt, tm_buf ) );
#else
