OUTPUT:
RETVAL
+void
+zero (g, device)
+ guestfs_h *g;
+ char *device;
+PREINIT:
+ int r;
+ PPCODE:
+ r = guestfs_zero (g, device);
+ if (r == -1)
+ croak ("zero: %s", guestfs_last_error (g));
+
+void
+grub_install (g, root, device)
+ guestfs_h *g;
+ char *root;
+ char *device;
+PREINIT:
+ int r;
+ PPCODE:
+ r = guestfs_grub_install (g, root, device);
+ if (r == -1)
+ croak ("grub_install: %s", guestfs_last_error (g));
+