+#if TARGET_API_MAC_CARBON
+/*
+ * This is used by (I think) CarbonStdCLib, but only exists in
+ * CarbonLib 1.1 and later. Muppets. Happily, it's documented to be
+ * a synonym for NULL.
+ */
+#include <CFBase.h>
+const CFAllocatorRef kCFAllocatorDefault = NULL;
+#else