--- code/trunk/config.in	2007/02/24 21:39:42	53
+++ code/trunk/config.in	2007/02/24 21:40:03	63
@@ -44,4 +44,27 @@
 #define NEWLINE '\n'
 #endif
 
+/* The value of LINK_SIZE determines the number of bytes used to store
+links as offsets within the compiled regex. The default is 2, which allows for
+compiled patterns up to 64K long. This covers the vast majority of cases.
+However, PCRE can also be compiled to use 3 or 4 bytes instead. This allows for
+longer patterns in extreme cases. On Unix systems, "configure" can be used to
+override this default. */
+
+#ifndef LINK_SIZE
+#define LINK_SIZE   2
+#endif
+
+/* The value of MATCH_LIMIT determines the default number of times the match()
+function can be called during a single execution of pcre_exec(). (There is a
+runtime method of setting a different limit.) The limit exists in order to
+catch runaway regular expressions that take for ever to determine that they do
+not match. The default is set very large so that it does not accidentally catch
+legitimate cases. On Unix systems, "configure" can be used to override this
+default default. */
+
+#ifndef MATCH_LIMIT
+#define MATCH_LIMIT 10000000
+#endif
+
 /* End */