consistent use of TRUE vs 1 with botl and botlx

src/minion.c

@@ -377,7 +377,7 @@ bribe(struct monst *mtmp)
         You("give %s %ld %s.", mon_nam(mtmp), offer, currency(offer));
     }
     (void) money2mon(mtmp, offer);
-    display.botl = 1;
+    display.botl = TRUE;
     return offer;
 }