extern const pcre *regex_SIZE; /* For recognizing SIZE settings */
extern const pcre *regex_smtp_code; /* For recognizing SMTP codes */
extern const pcre *regex_ismsgid; /* Compiled r.e. for message it */
+#ifdef WHITELIST_D_MACROS
+extern const pcre *regex_whitelisted_macro; /* For -D macro values */
+#endif
#ifdef WITH_CONTENT_SCAN
extern uschar *regex_match_string; /* regex that matched a line (regex ACL condition) */
#endif