sed -i -e 's#\(.*kernel .*/ldbsd.com\)#\1 set image /boot/addons/bsd4grml/bsd.rd`echo Type "boot" to load MirOS bsd4grml via keeppxe#' "$TFTPD_DATA_DIR_/"addon_*_bsd.cfg
# remove grub entries
-rm "$TFTPD_DATA_DIR_/"addon_*grub*.cfg
+rm -f "$TFTPD_DATA_DIR_/"addon_*grub*.cfg
mv "$TFTPD_DATA_DIR_/syslinux.cfg" "$TFTPD_DATA_DIR_/pxelinux.cfg/default"
rm -rf "$DEST_DIR"