-diff -ruN busybox-1.2.0-old/miscutils/lock.c busybox-1.2.0-new/miscutils/lock.c
---- busybox-1.2.0-old/miscutils/lock.c 1970-01-01 01:00:00.000000000 +0100
-+++ busybox-1.2.0-new/miscutils/lock.c 2006-08-01 10:21:15.000000000 +0200
-@@ -0,0 +1,133 @@
+diff -ruN busybox-1.3.1-old/miscutils/Kbuild busybox-1.3.1/miscutils/Kbuild
+--- busybox-1.3.1-old/miscutils/Kbuild 2006-12-27 05:56:09.000000000 +0100
++++ busybox-1.3.1/miscutils/Kbuild 2006-12-28 03:15:47.000000000 +0100
+@@ -15,6 +15,7 @@
+ lib-$(CONFIG_HDPARM) += hdparm.o
+ lib-$(CONFIG_LAST) += last.o
+ lib-$(CONFIG_LESS) += less.o
++lib-$(CONFIG_LOCK) += lock.o
+ lib-$(CONFIG_MAKEDEVS) += makedevs.o
+ lib-$(CONFIG_MOUNTPOINT) += mountpoint.o
+ lib-$(CONFIG_MT) += mt.o
+diff -ruN busybox-1.3.1-old/miscutils/lock.c busybox-1.3.1/miscutils/lock.c
+--- busybox-1.3.1-old/miscutils/lock.c 1970-01-01 01:00:00.000000000 +0100
++++ busybox-1.3.1/miscutils/lock.c 2006-12-28 03:11:36.000000000 +0100
+@@ -0,0 +1,135 @@