+/* Some macros to handle DLLing (Win32 only at the moment). */
+#include "StgDLL.h"
+
+/* Fix for mingw stat problem (done here so it's early enough) */
+#ifdef mingw32_TARGET_OS
+#define __MSVCRT__ 1
+#endif
+
+/* Turn lazy blackholing and eager blackholing on/off.
+ *
+ * Using eager blackholing makes things easier to debug because
+ * the blackholes are more predictable - but it's slower and less sexy.
+ *
+ * For now, do lazy and not eager.
+ */
+
+/* TICKY_TICKY needs EAGER_BLACKHOLING to verify no double-entries of
+ * single-entry thunks.
+ *
+ * SMP needs EAGER_BLACKHOLING because it has to lock thunks
+ * synchronously, in case another thread is trying to evaluate the
+ * same thunk simultaneously.
+ */
+#if defined(SMP) || defined(TICKY_TICKY)
+# define EAGER_BLACKHOLING
+#else
+# define LAZY_BLACKHOLING
+#endif
+
+/* TABLES_NEXT_TO_CODE says whether to assume that info tables are
+ * assumed to reside just before the code for a function.
+ *
+ * UNDEFINING THIS WON'T WORK ON ITS OWN. You have been warned.
+ */
+#if !defined(USE_MINIINTERPRETER) && !defined(ia64_TARGET_ARCH)
+#define TABLES_NEXT_TO_CODE
+#endif
+
+/* bit macros
+ */
+#define BITS_PER_BYTE 8
+#define BITS_IN(x) (BITS_PER_BYTE * sizeof(x))
+
+/* -----------------------------------------------------------------------------
+ Assertions and Debuggery
+ -------------------------------------------------------------------------- */
+
+#ifndef DEBUG
+#define ASSERT(predicate) /* nothing */
+#else
+
+void _stgAssert (char *, unsigned int);
+
+#define ASSERT(predicate) \
+ if (predicate) \
+ /*null*/; \
+ else \
+ _stgAssert(__FILE__, __LINE__)
+#endif /* DEBUG */
+
+/*
+ * Use this on the RHS of macros which expand to nothing
+ * to make sure that the macro can be used in a context which
+ * demands a non-empty statement.
+ */
+
+#define doNothing() do { } while (0)
+
+/* -----------------------------------------------------------------------------
+ Global type definitions
+ -------------------------------------------------------------------------- */
+