# endif
#endif
+/*
+ * Define the C99 restrict keyword.
+ *
+ * See also:
+ * - http://cellperformance.beyond3d.com/articles/2006/05/demystifying-the-restrict-keyword.html
+ */
+#ifndef restrict
+# if (__STDC_VERSION__ >= 199901L)
+ /* C99 */
+# elif defined(__SUNPRO_C) && defined(__C99FEATURES__)
+ /* C99 */
+# elif defined(__GNUC__)
+# define restrict __restrict__
+# elif defined(_MSC_VER)
+# define restrict __restrict
+# else
+# define restrict /* */
+# endif
+#endif
+
+
/* Function visibility */
#ifndef PUBLIC
# if defined(__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590))
# define __FUNCTION__ "<unknown>"
# endif
#endif
+#ifndef __func__
+# if (__STDC_VERSION__ >= 199901L) || \
+ (defined(__SUNPRO_C) && defined(__C99FEATURES__))
+ /* __func__ is part of C99 */
+# elif defined(_MSC_VER)
+# if _MSC_VER >= 1300
+# define __func__ __FUNCTION__
+# else
+# define __func__ "<unknown>"
+# endif
+# endif
+#endif