From 14929f797d0208d00bfd7c10961c29b993334b79 Mon Sep 17 00:00:00 2001
From: nhmall <nhmall@nethack.org>
Date: Fri, 10 Jan 2020 15:10:47 -0500
Subject: [PATCH] silence a warning about use of potentially uninitialized
 variable

---
 src/apply.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/apply.c b/src/apply.c
index fad2265a9..79da1130d 100644
--- a/src/apply.c
+++ b/src/apply.c
@@ -3520,7 +3520,7 @@ char class_list[];
 
     knowoil = objects[POT_OIL].oc_name_known;
     knowtouchstone = objects[TOUCHSTONE].oc_name_known;
-    addpotions = addstones = addfood = FALSE;
+    addpotions = addstones = addfood = addspellbooks = FALSE;
     for (otmp = g.invent; otmp; otmp = otmp->nobj) {
         otyp = otmp->otyp;
         if (otyp == POT_OIL