--- /dev/null
+#include <libchimara/glk.h>
+
+void
+glk_set_hyperlink(glui32 linkval)
+{
+}
+
+void
+glk_set_hyperlink_stream(strid_t str, glui32 linkval)
+{
+}
+
+void
+glk_request_hyperlink_event(winid_t win)
+{
+}
+
+void
+glk_cancel_hyperlink_event(winid_t win)
+{
+}