--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/druntime/src/compiler/dmd/mars.h	Tue Nov 11 01:52:37 2008 +0100
@@ -0,0 +1,104 @@
+
+/*
+ * Placed into the Public Domain
+ * written by Walter Bright, Digital Mars
+ * www.digitalmars.com
+ */
+
+/*
+ *  Modified by Sean Kelly <sean@f4.ca> for use with Tango.
+ */
+
+#include <stddef.h>
+
+#if __cplusplus
+extern "C" {
+#endif
+
+struct ClassInfo;
+struct Vtbl;
+
+typedef struct Vtbl
+{
+    size_t len;
+    void **vptr;
+} Vtbl;
+
+typedef struct Interface
+{
+    struct ClassInfo *classinfo;
+    struct Vtbl vtbl;
+    int offset;
+} Interface;
+
+typedef struct Object
+{
+    void **vptr;
+    void *monitor;
+} Object;
+
+typedef struct ClassInfo
+{
+    Object object;
+
+    size_t initlen;
+    void *init;
+
+    size_t namelen;
+    char *name;
+
+    Vtbl vtbl;
+
+    size_t interfacelen;
+    Interface *interfaces;
+
+    struct ClassInfo *baseClass;
+
+    void *destructor;
+    void *invariant;
+
+    int flags;
+} ClassInfo;
+
+typedef struct Throwable
+{
+    Object object;
+
+    size_t msglen;
+    char*  msg;
+
+    size_t filelen;
+    char*  file;
+
+    size_t line;
+
+    struct Interface *info;
+    struct Throwable *next;
+} Throwable;
+
+typedef struct Array
+{
+    size_t length;
+    void *ptr;
+} Array;
+
+typedef struct Delegate
+{
+    void *thisptr;
+    void (*funcptr)();
+} Delegate;
+
+void _d_monitorenter(Object *h);
+void _d_monitorexit(Object *h);
+
+int _d_isbaseof(ClassInfo *b, ClassInfo *c);
+Object *_d_dynamic_cast(Object *o, ClassInfo *ci);
+
+Object * _d_newclass(ClassInfo *ci);
+void _d_delclass(Object **p);
+
+void _d_OutOfMemory();
+
+#if __cplusplus
+}
+#endif