modify programs/*.c to use polarssl_snprintf
diff --git a/programs/test/ssl_cert_test.c b/programs/test/ssl_cert_test.c
index 782d6f3..4978603 100644
--- a/programs/test/ssl_cert_test.c
+++ b/programs/test/ssl_cert_test.c
@@ -32,6 +32,7 @@
 #include <stdio.h>
 #define polarssl_snprintf   snprintf
 #define polarssl_printf     printf
+#define polarssl_snprintf   snprintf
 #endif
 
 #if defined(POLARSSL_RSA_C) && defined(POLARSSL_X509_CRT_PARSE_C) && \