#define LONGLONGSIZE $longlongsize /**/
#endif
+/* HAS_MADVISE:
+ * This symbol, if defined, indicates that the madvise system call is
+ * available to map a file into memory.
+ */
+#$d_madvise HAS_MADVISE /**/
+
/* HAS_MEMCHR:
* This symbol, if defined, indicates that the memchr routine is available
* to locate characters within a C string.