1 EXHIBIT 24.2 CONSENT OF MAZARS AND COMPANY, LLP 2 [LOGO MAZARS] MAZARS AND COMPANY LLP CERTIFIED PUBLIC ACCOUNTANTS CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 our report dated February 15, 1996 and March 22, 1996 as to Note 20 of UC'NWIN Systems Corporation included in its Form 10-K/A. MAZARS AND COMPANY LLP Certified Public Accountants August 13, 1996 New York, New York 140 East 45th Street New York, NY 10017 Telephone (212)953-2570 Telefax (212)953-2575 Argentina - Australia - Belgium - Canada - France - Germany - Great Britain - Greece - Holland Hong Kong - Ireland - Italy - Japan - Luxembourg - Portugal - Spain - Switzerland