Oil prices were steady on Thursday as an unexpected build in U.S. gasoline inventories offset a higher than forecast draw in crude stocks, while Brent was supported by a stronger euro. Brent crude for August delivery (LCOc1) had risen 17 cents to $63.66 a barrel by 0329 GMT (1129 EDT), after ending the previous day down 96 cents, or 1.5 percent. U.S. crude for delivery in August (CLc1) was unchanged at $60.27 a barrel, after finishing Wednesday down 74 cents, or 1.2 percent.