/** Display a "[-Wyacc]" like message on stderr. */
void warnings_print_categories (warnings warn_flags);
+/* Sub-messages indent. */
+#define SUB_INDENT (4)
+
/** Record that a warning is about to be issued, and treat it as an
error if <tt>warnings_flag & Werror</tt>. This is exported
only for the sake of Yacc-compatible conflict reports in conflicts.c.