code: private void checkSunPKCS11Solaris() {
          Boolean o = AccessController.doPrivileged(
                                  new PrivilegedAction<Boolean>() {
              public Boolean run() {
                  File file = new File("/usr/lib/libpkcs11.so");
                  if (file.exists() == false) {
                      return Boolean.FALSE;
                  }
                  if ("false".equalsIgnoreCase(System.getProperty
                          ("sun.security.pkcs11.enable-solaris"))) {
                      return Boolean.FALSE;
                  }
                  return Boolean.TRUE;
              }
          });
          if (o == Boolean.FALSE) {
              tries = MAX_LOAD_TRIES;
          }
      }
docs: or if disabled via system property