With no Greek deal yet, European shares end mixed
* Pan-European FTSEurofirst 300 closes down 0.3 pct
* Greek shares end day flat
* Endesa up after report of private-equity interest
* Hennes & Mauritz slips after warning on dollar (Updates with closing prices)
By Atul Prakash and Lionel Laurent
LONDON, June 25 (Reuters) - European shares closed lower on Thursday as Greece failed again to clinch a deal with its international creditors, setting up a last-ditch effort on Saturday to avert a default.
The pan-European FTSEurofirst 300 index closed down 0.3 percent at 1,573.05 points, while the euro zone's EuroStoxx 50 ended the day flat.
Telecoms stocks gained on expectations of more deals after Vivendi increased its stake in Telecom Italia .
Greek markets edged up, with traders citing growing optimism for some kind of deal despite grinding uncertainty over the outcome of the talks in Brussels and varying opinions on whether the markets expect a Greek default. Continuación...