/*
- * Copyright 2001-2009 Internet2
+ * Copyright 2001-2010 Internet2
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* @param userptr a caller-supplied value to pass to the callback function
* @return true iff the callback was set
*/
- virtual bool setSSLCallback(ssl_ctx_callback_fn fn, void* userptr=NULL)=0;
+ virtual bool setSSLCallback(ssl_ctx_callback_fn fn, void* userptr=nullptr)=0;
/**
* Sets indicator that the transport peer has been authenticated.