+# grml2usb with grub doesn't provide boot.msg, so generate a default one
+if ! [ -f "$PXE_BOOT_MSG_" ] ; then
+ PXE_BOOT_MSG_="$(mktemp)"
+ cat > $PXE_BOOT_MSG_ << EOF
+\ f17\f\18logo.16
+
+Some information and boot options available via keys F2 - F10. http://grml.org/
+
+EOF
+fi