diff --git a/stand/libsa/zfs/devicename_stubs.c b/stand/libsa/zfs/devicename_stubs.c
--- a/stand/libsa/zfs/devicename_stubs.c
+++ b/stand/libsa/zfs/devicename_stubs.c
@@ -30,13 +30,6 @@
 #include <stand.h>
 #include "libzfs.h"
 
-__attribute__((weak))
-int
-zfs_parsedev(struct devdesc **dev, const char *devspec, const char **path)
-{
-	return (EINVAL);
-}
-
 __attribute__((weak))
 char *
 zfs_fmtdev(struct devdesc *vdev)
diff --git a/stand/libsa/zfs/libzfs.h b/stand/libsa/zfs/libzfs.h
--- a/stand/libsa/zfs/libzfs.h
+++ b/stand/libsa/zfs/libzfs.h
@@ -48,8 +48,6 @@
 	uint64_t	root_guid;
 };
 
-int	zfs_parsedev(struct devdesc **dev, const char *devspec,
-		     const char **path);
 char	*zfs_fmtdev(struct devdesc *);
 int	zfs_probe_dev(const char *devname, uint64_t *pool_guid);
 int	zfs_list(const char *name);
diff --git a/stand/libsa/zfs/zfs.c b/stand/libsa/zfs/zfs.c
--- a/stand/libsa/zfs/zfs.c
+++ b/stand/libsa/zfs/zfs.c
@@ -66,6 +66,9 @@
 static void	zfs_checkpoints_initial(spa_t *spa, const char *name,
 		    const char *dsname);
 
+static int	zfs_parsedev(struct devdesc **idev, const char *devspec,
+		    const char **path);
+
 struct devsw zfs_dev;
 
 struct fs_ops zfs_fsops = {
@@ -1629,7 +1632,7 @@
 	.dv_parsedev = zfs_parsedev,
 };
 
-int
+static int
 zfs_parsedev(struct devdesc **idev, const char *devspec, const char **path)
 {
 	static char	rootname[ZFS_MAXNAMELEN];