Always compile gcmodule.
diff --git a/configure.in b/configure.in
index 329c07e..0353706 100644
--- a/configure.in
+++ b/configure.in
@@ -1121,8 +1121,6 @@
 fi
 
 # Check for GC support
-AC_SUBST(USE_GC_MODULE)
-USE_GC_MODULE=""
 AC_MSG_CHECKING(for --with-cycle-gc)
 AC_ARG_WITH(cycle-gc,
 [  --with(out)-cycle-gc            disable/enable garbage collection])
@@ -1130,10 +1128,8 @@
 if test -z "$with_cycle_gc"
 then with_cycle_gc="yes"
 fi
-if test "$with_cycle_gc" = "no"
+if test "$with_cycle_gc" != "no"
 then
-    USE_GC_MODULE="#"
-else
     AC_DEFINE(WITH_CYCLE_GC)
 fi
 AC_MSG_RESULT($with_cycle_gc)