Documented boolean uses

src/battle_anim_mons.c

@@ -1578,7 +1578,7 @@ void TranslateAnimSpriteToTargetMonLocation(struct Sprite *sprite)
 
 void AnimThrowProjectile(struct Sprite *sprite)
 {
-    InitSpritePosToAnimAttacker(sprite, 1);
+    InitSpritePosToAnimAttacker(sprite, TRUE);
     if (GetBattlerSide(gBattleAnimAttacker))
         gBattleAnimArgs[2] = -gBattleAnimArgs[2];
     sprite->data[0] = gBattleAnimArgs[4];