+#define MQUAD 0x0400 // Marked quad
+//This will have to be defined eventually. Might have to overhaul the mark
+//system as 8-bits doesn't seem to be enough, at least for a bitfield (which it
+//might not have to be, in which case it would be big enough...)
+//#define MQUAD 0x // Marked quad word (TODO: merge with MDOUBLE?)