Add missing include file.
Specifically, include e_os.h to pick up alloca definition for WIN32.
# endif
# endif
+#include "e_os.h"
#include "internal/cryptlib.h"
#if !defined(OPENSSL_NO_STDIO)
# include <stdio.h>
-# ifdef _WIN32
-# include <windows.h>
-# endif
# ifdef __DJGPP__
# include <unistd.h>
# endif
