---- LVM2.2.02.45/lib/locking/file_locking.c 2008-11-12 10:30:52.000000000 +0100
-+++ LVM2.2.02.45-diet/lib/locking/file_locking.c 2009-03-18 12:18:52.000000000 +0100
-@@ -30,6 +30,10 @@
- #include <fcntl.h>
- #include <signal.h>
-
-+#ifdef __dietlibc__
-+typedef void (*sig_t) (int);
-+#endif
-+
- struct lock_list {
- struct dm_list list;
- int lf;