Fixup commit error in 56c796

I hand-fondled it, forgot to revert.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/configure b/configure
index 2859891..b8afe39 100755
--- a/configure
+++ b/configure
@@ -1061,9 +1061,9 @@
 if test "$sched_idle" = "yes" ; then
   output_sym "CONFIG_SCHED_IDLE"
 fi
-#if test "$tcp_nodelay" = "yes" ; then
-  #output_sym "CONFIG_TCP_NODELAY"
-#fi
+if test "$tcp_nodelay" = "yes" ; then
+  output_sym "CONFIG_TCP_NODELAY"
+fi
 if test "$rlimit_memlock" = "yes" ; then
   output_sym "CONFIG_RLIMIT_MEMLOCK"
 fi