[CentOS] Display boot menu with GRUB_TIMEOUT=0?

EFI BIOS?

> Am 12.05.2016 um 11:36 schrieb Nicolas Kovacs <info at microlinux.fr>:
> 
> Le 12/05/2016 11:33, FrancisM a écrit :
>> have you tried to hold the Shift key?
> 
> Yes. Didn't work.
> 
> -- 
> Microlinux - Solutions informatiques durables
> 7, place de l'église - 30730 Montpezat
> Web  : http://www.microlinux.fr
> Mail : info at microlinux.fr
> Tél. : 04 66 63 10 32
> _______________________________________________
> CentOS mailing list
> CentOS at centos.org
> https://lists.centos.org/mailman/listinfo/centos