bool wxIsDriveAvailable(const wxString& dirName)
{
// FIXME_MGL - this method leads to hang up under Watcom for some reason
-#ifndef __WATCOMC__
+#ifdef __WATCOMC__
+ wxUnusedVar(dirName);
+#else
if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
{
wxString dirNameLower(dirName.Lower());