U.S. stock index futures pointed to a higher opening on Wall Street on Friday, with futures for the Dow Jones Industrial Average, S&P 500 index and Nasdaq 100 gaining 0.2 percent, at 4:54 a.m. EDT.

European shares were flat at 4:49 a.m. EDT, with falls in the banking sector offsetting gains in energy stocks.

World leaders pledged to keep emergency economic supports in place until a durable recovery is secured, and to work together when the time comes to remove them, according to a draft communique obtained by Reuters on Friday.

The Group of 20 rich and developing countries, holding a two-day summit in Pittsburgh, also agreed to take steps to rein in financial industry excesses that led to the financial crisis, and to act together to raise capital standards for banks, according to the draft.

G20 leaders will aim to implement new rules by the end of 2012 to improve the quality and amount of bank capital and discourage excessive leverage, a draft summit communique showed on Friday.

On the macroeconomic front, investors will eye U.S. durable goods at 8:30 a.m. EDT. A poll of 75 economists forecast new orders rose 0.5 percent month-on-month after surging 5.1 percent in July.

Investors will also get U.S. New Home sales data at 10 a.m. EDT. A Reuters survey of 71 economists forecast sales of new single family homes increasing to an annual rate of 440,000 units in August from 433,000 units in July, which was the highest in 10 months.

KB Home is releasing third-quarter results, with 13 analysts polled by Reuters expecting the company to report a loss per share of 73 cents compared with a loss of 1.87 cents a year ago.

Shares in Research In Motion fell 9.7 percent after the closing bell on Thursday after the BlackBerry maker reported second-quarter revenue that missed estimates.

Auxilium Pharmaceuticals Inc shares fell in extended trade on Thursday after the company offered 2 million shares.

Terra Industries Inc's shares gained in extended trade on Thursday after the company announced plans for a $750 million special cash dividend.

TIBCO Software Inc's shares rose on Thursday after the company reported quarterly results after the bell.

U.S. bedmaker Simmons Co is expected to file for Chapter 11 bankruptcy protection under a plan where it will be sold to Ares Management LLC, a private-equity fund, and the Ontario Teachers' Pension Plan, the Wall Street Journal said, citing people familiar with the matter.

U.S. stocks fell on Thursday as signs of weakness in housing and amidst investors' worries that the authorities might curb their economic stimulus efforts too soon.

The Dow Jones industrial average <.DJI> dropped 0.4 percent, the Standard & Poor's 500 Index <.SPX> fell 0.95 percent and the Nasdaq Composite Index <.IXIC> slid 1.12 percent.

(Reporting by Joanne Frearson; Editing by Greg Mahlich)