Add missing void

diff --git a/src/do.c b/src/do.c
index 0ee6db20d840685cf4bdb1510777a7f690922787..2cadbca35fc1b9b41573628b90cb40fb769f9f64 100644 (file)
--- a/src/do.c
+++ b/src/do.c
@@ -1801,7 +1801,7 @@ RESTORE_WARNING_FORMAT_NONLITERAL
 /* give a message when entering a Gehennom level other than the Valley;
    also given if restoring a game in that situation */
 void
-hellish_smoke_mesg()
+hellish_smoke_mesg(void)
 {
     if (Inhell && !Is_valley(&u.uz))
         pline("It is hot here.  You %s smoke...",