move to meson for build system

gc.h

@@ -1,31 +0,0 @@
-#ifndef GC_H
-#define GC_H
-
-#include "common.h"
-#include "object.h"
-
-#define GC_DEBUG 1
-#define HEAP_BYTES (4 * 1024 * 1024)
-
-typedef struct Gs {
-  U8 *start, *end;
-  U8 *free;
-} Gs;
-
-typedef struct Gc {
-  Gs from, to;
-  struct {
-    O **items;
-    Z count, capacity;
-  } roots;
-} Gc;
-
-V gc_addroot(Gc *, O *);
-I gc_mark(Gc *);
-V gc_reset(Gc *, I);
-V gc_collect(Gc *);
-Hd *gc_alloc(Gc *, Z);
-V gc_init(Gc *);
-V gc_deinit(Gc *);
-
-#endif