#ifdef WITH_FUSE
-#ifdef __WIN32__
+#ifdef _WIN32
# error "FUSE mount not supported on Windows! Please configure --without-fuse"
#endif
static int
mount_unsupported_error(void)
{
-#if defined(__WIN32__)
+#ifdef _WIN32
ERROR("Sorry-- Mounting WIM images is not supported on Windows!");
#else
ERROR("wimlib was compiled with --without-fuse, which disables support "