http://bugs.winehq.org/show_bug.cgi?id=3254
--- Comment #42 from Austin Lund austin.lund@gmail.com 2008-06-25 00:08:59 --- Has anyone tried the recent patch sent to the patches list entitled:
secur32: Allow loading external schannel.dll
Apparently it fixes this bug. I'll try myself when I get some time.