Cleanup programs further

removed casting of main args to void
diff --git a/programs/test/ssl_test.c b/programs/test/ssl_test.c
index c414ad0..7d24c0b 100644
--- a/programs/test/ssl_test.c
+++ b/programs/test/ssl_test.c
@@ -86,11 +86,8 @@
     !defined(POLARSSL_SSL_CLI_C) || !defined(POLARSSL_NET_C) ||     \
     !defined(POLARSSL_RSA_C) || !defined(POLARSSL_CTR_DRBG_C) ||    \
     !defined(POLARSSL_X509_CRT_PARSE_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_ENTROPY_C and/or "
            "POLARSSL_SSL_TLS_C and/or POLARSSL_SSL_SRV_C and/or "
            "POLARSSL_SSL_CLI_C and/or POLARSSL_NET_C and/or "