diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
index 2dcad29..46f1dc5 100644
--- a/include/linux/nfsd/nfsd.h
+++ b/include/linux/nfsd/nfsd.h
@@ -140,6 +140,10 @@
 int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *);
 #endif
 
+enum vers_op {NFSD_SET, NFSD_CLEAR, NFSD_TEST, NFSD_AVAIL };
+int nfsd_vers(int vers, enum vers_op change);
+void nfsd_reset_versions(void);
+
 
 /* 
  * NFSv4 State
diff --git a/include/linux/nfsd/syscall.h b/include/linux/nfsd/syscall.h
index dae0fae..8bcddcc 100644
--- a/include/linux/nfsd/syscall.h
+++ b/include/linux/nfsd/syscall.h
@@ -38,21 +38,6 @@
 #define NFSCTL_GETFD		7	/* get an fh by path (used by mountd) */
 #define	NFSCTL_GETFS		8	/* get an fh by path with max FH len */
 
-/*
- * Macros used to set version
- */
-#define NFSCTL_VERSET(_cltbits, _v)   ((_cltbits) |=  (1 << (_v)))
-#define NFSCTL_VERUNSET(_cltbits, _v) ((_cltbits) &= ~(1 << (_v)))
-#define NFSCTL_VERISSET(_cltbits, _v) ((_cltbits) & (1 << (_v)))
-
-#if defined(CONFIG_NFSD_V4)
-#define	NFSCTL_VERALL	(0x1c /* 0b011100 */)
-#elif defined(CONFIG_NFSD_V3)
-#define	NFSCTL_VERALL	(0x0c /* 0b001100 */)
-#else
-#define	NFSCTL_VERALL	(0x04 /* 0b000100 */)
-#endif
-
 /* SVC */
 struct nfsctl_svc {
 	unsigned short		svc_port;
@@ -134,8 +119,6 @@
 extern int		exp_export(struct nfsctl_export *nxp);
 extern int		exp_unexport(struct nfsctl_export *nxp);
 
-extern unsigned int nfsd_versbits;
-
 #endif /* __KERNEL__ */
 
 #endif /* NFSD_SYSCALL_H */