--- a/src/System/ZMQ4/Internal/Base.hsc
+++ b/src/System/ZMQ4/Internal/Base.hsc
@@ -61,8 +61,6 @@
 type ZMQSocket  = Ptr ()
 type ZMQPollPtr = Ptr ZMQPoll
 
-#let alignment t = "%lu", (unsigned long)offsetof(struct {char x__; t (y__); }, y__)
-
 -----------------------------------------------------------------------------
 -- Socket Types
 
