Add missing stdlib.h header to rsa sample programs
diff --git a/programs/pkey/rsa_decrypt.c b/programs/pkey/rsa_decrypt.c
index 292092c..5d18267 100644
--- a/programs/pkey/rsa_decrypt.c
+++ b/programs/pkey/rsa_decrypt.c
@@ -30,6 +30,7 @@
#include "polarssl/platform.h"
#else
#include <stdio.h>
+#include <stdlib.h>
#define polarssl_printf printf
#define polarssl_exit exit
#endif
diff --git a/programs/pkey/rsa_encrypt.c b/programs/pkey/rsa_encrypt.c
index 1d35462..9154875 100644
--- a/programs/pkey/rsa_encrypt.c
+++ b/programs/pkey/rsa_encrypt.c
@@ -30,6 +30,7 @@
#include "polarssl/platform.h"
#else
#include <stdio.h>
+#include <stdlib.h>
#define polarssl_fprintf fprintf
#define polarssl_printf printf
#define polarssl_exit exit