bool WXDLLEXPORT wxOKlibc()
{
-#if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__)
+#if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__) && !defined(__WINE__)
// glibc 2.0 uses UTF-8 even when it shouldn't
wchar_t res = 0;
if ((MB_CUR_MAX == 2) &&