--- lib/libzfs/common/libzfs_util.c	2006/08/03 03:39:14
+++ lib/libzfs/common/libzfs_util.c	2006/08/15 20:22:57
@@ -437,7 +437,7 @@
 		return (NULL);
 	}
 
-	if ((hdl->libzfs_fd = open(ZFS_DEV, O_RDWR)) == NULL) {
+	if ((hdl->libzfs_fd = open(ZFS_DEV, O_RDWR)) == -1) {
 		free(hdl);
 		return (NULL);
 	}