--- kernel-source-2.6.17.orig/include/linux/syscalls.h

+++ kernel-source-2.6.17/include/linux/syscalls.h

@@ -41,6 +41,7 @@ struct stat;

 struct stat64;

 struct statfs;

 struct statfs64;

+struct ustat;

 struct __sysctl_args;

 struct sysinfo;

 struct timespec;

--- kernel-source-2.6.17.orig/include/linux/types.h

+++ kernel-source-2.6.17/include/linux/types.h

@@ -180,11 +180,13 @@ #ifdef __KERNEL__

 typedef unsigned __bitwise__ gfp_t;

 #endif

+#ifdef __KERNEL__

 struct ustat {

 	__kernel_daddr_t	f_tfree;

 	__kernel_ino_t		f_tinode;

 	char			f_fname[6];

 	char			f_fpack[6];

 };

+#endif

 #endif /* _LINUX_TYPES_H */