Removed dependency on unistd.h for MSVC in apps
diff --git a/programs/ssl/ssl_fork_server.c b/programs/ssl/ssl_fork_server.c
index 02de364..3d2c02c 100644
--- a/programs/ssl/ssl_fork_server.c
+++ b/programs/ssl/ssl_fork_server.c
@@ -32,9 +32,12 @@
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include <unistd.h>
 #include <signal.h>
 
+#if !defined(_MSC_VER) || defined(EFIX64) || defined(EFI32)
+#include <unistd.h>
+#endif
+
 #include "polarssl/entropy.h"
 #include "polarssl/ctr_drbg.h"
 #include "polarssl/certs.h"
diff --git a/programs/ssl/ssl_mail_client.c b/programs/ssl/ssl_mail_client.c
index 70ba622..a3e9f2b 100644
--- a/programs/ssl/ssl_mail_client.c
+++ b/programs/ssl/ssl_mail_client.c
@@ -28,7 +28,14 @@
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
+
+#if !defined(_MSC_VER) || defined(EFIX64) || defined(EFI32)
 #include <unistd.h>
+#else
+#include <io.h>
+#define read _read
+#define write _write
+#endif
 
 #if defined(_WIN32) || defined(_WIN32_WCE)