added -lcrypto to examples; refs #10

src/pcsc.hxx

@@ -239,7 +239,7 @@ namespace pcsc {
           Status status() {
             DWORD dummy(0);
             DWORD s;
-            DWORD len(MAX_ATR_SIZE);
+            DWORD len(10*(MAX_ATR_SIZE+33)); // 33 is default on Linux
             unsigned char a[len];
             check(SCardStatus(_id, 0, &dummy, &s, &_protocol, a, &len),
                   "query smartcard status");