diff --git a/src/utility/m_swap.h b/src/utility/m_swap.h
index f5b90770f..de9b7780a 100644
--- a/src/utility/m_swap.h
+++ b/src/utility/m_swap.h
@@ -119,16 +119,6 @@ inline unsigned short BigShort(unsigned short x)
 	return x;
 }
 
-inline unsigned int BigLong(unsigned int &x)
-{
-	return x;
-}
-
-inline int BigLong(int &x)
-{
-	return x;
-}
-
 inline unsigned int BigLong(unsigned int x)
 {
 	return x;