Fixed 32-bit Windows build

src/squareHash.asm

@@ -1,3 +1,5 @@
+IFDEF RAX
+
 PUBLIC squareHash
 
 .code
@@ -6,4 +8,6 @@ squareHash PROC
 	include asm/squareHash.inc
 squareHash ENDP
 
+ENDIF
+
 END