BUZZ-Gildan Activewear: Buys hosiery company for C$110 mln
** Canadian clothing maker's U.S.-listed shares up as much as 4.1 percent at $57.83, their life high
** Gildan will buy Doris Inc, maker of branded ladies hosiery, for about C$110 million ($101 million)
** Doris also sells shapewear to retailers in Canada and the United States
** Deal expected to add to Gildan's earnings in fiscal 2015
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