docs: private String[] platformNames(String libraryName) {
      if (isWindows) return new String[] { libraryName + (is64Bit ? "64.dll" : ".dll") };
      if (isLinux) return new String[] { "lib" + libraryName + (is64Bit ? "64.so" : ".so") };
      if (isMac) return new String[] { "lib" + libraryName + ".jnilib",
                                       "lib" + libraryName + ".dylib" };
      return new String[] { libraryName };
    }