--- /dev/null
+#ifndef _LUSTRE_TYPES_H
+#define _LUSTRE_TYPES_H
+
+typedef unsigned short umode_t;
+
+#if (!defined(_LINUX_TYPES_H) && !defined(_BLKID_TYPES_H) && \
+ !defined(_EXT2_TYPES_H) && !defined(_I386_TYPES_H))
+
+/*
+ * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
+ * header files exported to user space
+ */
+
+typedef __signed__ char __s8;
+typedef unsigned char __u8;
+
+typedef __signed__ short __s16;
+typedef unsigned short __u16;
+
+typedef __signed__ int __s32;
+typedef unsigned int __u32;
+
+typedef __signed__ long long __s64;
+typedef unsigned long long __u64;
+#endif
+
+#endif