Define HAVE_UINTPTR_T, HAVE_PTRDIFF_T and HAVE_LONG_LONG depending on

whether their size is non-zero.

diff --git a/libguile/__scm.h b/libguile/__scm.h
index 2ae4cdf..29abc9d 100644 (file)
--- a/libguile/__scm.h
+++ b/libguile/__scm.h
@@ -293,6 +293,19 @@
  * - ... add more
  */
 
+#if SIZEOF_UINTPTR_T != 0
+#define HAVE_UINTPTR_T
+#endif
+
+#if SIZEOF_PTRDIFF_T != 0
+#define HAVE_PTRDIFF_T
+#endif
+
+#if SIZEOF_LONG_LONG != 0
+#define HAVE_LONG_LONGS
+#define HAVE_LONG_LONG
+#endif
+
 #ifndef HAVE_PTRDIFF_T
 typedef long ptrdiff_t;
 #endif