diff -dur LVM2.2.00.25/lib/device/dev-io.c LVM2.2.00.25-patch/lib/device/dev-io.c
--- LVM2.2.00.25/lib/device/dev-io.c	2004-09-14 22:23:23.000000000 +0000
+++ LVM2.2.00.25-patch/lib/device/dev-io.c	2004-10-23 21:47:37.092530280 +0000
@@ -31,6 +31,13 @@
 #  define u64 uint64_t		/* Missing without __KERNEL__ */
 #  undef WNOHANG		/* Avoid redefinition */
 #  undef WUNTRACED		/* Avoid redefinition */
+
+/* for linux-2.6.9, from linux/types.h */
+#  include <asm/types.h>
+#  ifndef pgoff_t
+#  define pgoff_t unsigned long
+#  endif
+
 #  include <linux/fs.h>		/* For block ioctl definitions */
 #  define BLKSIZE_SHIFT SECTOR_SHIFT
 #  ifndef BLKGETSIZE64		/* fs.h out-of-date */