diff --git a/Source/stores.cpp b/Source/stores.cpp
index d948516ab..6496747da 100644
--- a/Source/stores.cpp
+++ b/Source/stores.cpp
@@ -1590,16 +1590,15 @@ void S_StartStory()
 // 6A09E0: using guessed type char stextsize;
 // 6A6BB8: using guessed type int stextscrl;
 
-BOOLEAN IdItemOk(ItemStruct *i)
+BOOL IdItemOk(ItemStruct *i)
 {
-	BOOLEAN result; // al
-
-	result = 0;
-	if (i->_itype != -1) {
-		if (i->_iMagical != ITEM_QUALITY_NORMAL)
-			result = !i->_iIdentified;
+	if (i->_itype == -1) {
+		return FALSE;
+	}
+	if (i->_iMagical == ITEM_QUALITY_NORMAL) {
+		return FALSE;
 	}
-	return result;
+	return !i->_iIdentified;
 }
 
 void AddStoreHoldId(ItemStruct itm, int i)
diff --git a/Source/stores.h b/Source/stores.h
index 435d8aebc..07da28c1a 100644
--- a/Source/stores.h
+++ b/Source/stores.h
@@ -79,7 +79,7 @@ void S_StartHealer();
 void S_ScrollHBuy(int idx);
 void S_StartHBuy();
 void S_StartStory();
-BOOLEAN IdItemOk(ItemStruct *i);
+BOOL IdItemOk(ItemStruct *i);
 void AddStoreHoldId(ItemStruct itm, int i);
 void S_StartSIdentify();
 void S_StartIdShow();