diff --git a/arch/nt32/kstat.h b/arch/nt32/kstat.h
new file mode 100644
index 0000000..bf1fa3d
--- /dev/null
+++ b/arch/nt32/kstat.h
@@ -0,0 +1,26 @@
+/* copied from kernel definition, but with padding replaced
+ * by the corresponding correctly-sized userspace types. */
+
+struct kstat {
+	dev_t st_dev;
+	ino_t st_ino;
+	nlink_t st_nlink;
+
+	mode_t st_mode;
+	uid_t st_uid;
+	gid_t st_gid;
+	unsigned int    __pad0;
+	dev_t st_rdev;
+	off_t st_size;
+	blksize_t st_blksize;
+	blkcnt_t st_blocks;
+
+	time_t st_atime_sec;
+	long   st_atime_nsec;
+	time_t st_mtime_sec;
+	long   st_mtime_nsec;
+	time_t st_ctime_sec;
+	long   st_ctime_nsec;
+
+	long __unused[3];
+};
diff --git a/arch/nt64/kstat.h b/arch/nt64/kstat.h
new file mode 100644
index 0000000..bf1fa3d
--- /dev/null
+++ b/arch/nt64/kstat.h
@@ -0,0 +1,26 @@
+/* copied from kernel definition, but with padding replaced
+ * by the corresponding correctly-sized userspace types. */
+
+struct kstat {
+	dev_t st_dev;
+	ino_t st_ino;
+	nlink_t st_nlink;
+
+	mode_t st_mode;
+	uid_t st_uid;
+	gid_t st_gid;
+	unsigned int    __pad0;
+	dev_t st_rdev;
+	off_t st_size;
+	blksize_t st_blksize;
+	blkcnt_t st_blocks;
+
+	time_t st_atime_sec;
+	long   st_atime_nsec;
+	time_t st_mtime_sec;
+	long   st_mtime_nsec;
+	time_t st_ctime_sec;
+	long   st_ctime_nsec;
+
+	long __unused[3];
+};