Merge branch 'NetHack-3.6'

src/hack.c

@@ -2839,7 +2839,7 @@ int x, y;
     if (!IS_DOOR(lev_p->typ))
         return FALSE;
     /* all rogue level doors are doorless but disallow diagonal access, so
-       we treat them as if their non-existant doors were actually present */
+       we treat them as if their non-existent doors were actually present */
     if (Is_rogue_level(&u.uz))
         return FALSE;
     return !(lev_p->doormask & ~(D_NODOOR | D_BROKEN));