Dow Jones industrial average down 0.32 points, closing at 3,755.11 . . . N.Y.S.E.'s composite index gained 0.32 to 255.81 . . . NASDAQ stock rose 0.24 to 742.41 . . . American Stock Exchange up 1.90 to 445.45 . . . Gold gained $1.10 to $381.90 on the Commodity Exchange in New York . . . The 30-year Treasury bond closed with a yield of 7.48 percent, steady from late Thursday.