+
+value
+ocaml_guestfs_last_errno (value gv)
+{
+ CAMLparam1 (gv);
+ CAMLlocal1 (rv);
+ int r;
+ guestfs_h *g;
+
+ g = Guestfs_val (gv);
+ if (g == NULL)
+ ocaml_guestfs_raise_closed ("last_errno");
+
+ r = guestfs_last_errno (g);
+
+ rv = Val_int (r);
+ CAMLreturn (rv);
+}
+
+/* NB: This is and must remain a "noalloc" function. */
+value
+ocaml_guestfs_user_cancel (value gv)
+{
+ guestfs_h *g = Guestfs_val (gv);
+ if (g)
+ guestfs_user_cancel (g);
+ return Val_unit;
+}