+ * Revision 1.23 2006/12/29 17:53:05 fabiankeil
+ * Fixed gcc43 conversion warnings.
+ *
+ * Revision 1.22 2006/12/24 17:34:20 fabiankeil
+ * Add pcrs_strerror() message for PCRE_ERROR_MATCHLIMIT
+ * and give a hint why an error code might be unknown.
+ *
+ * Catch NULL subjects early in pcrs_execute().
+ *