Hi, all,
I have checked on my F24 system and /etc/sysconfig/grub is a link to
/etc/default/grub.
The same with me, on a fresh instalattion of Fedora 24:
ls /etc/sysconfig/grub -al
lrwxrwxrwx. 1 root root 17 Jun 10 21:31 /etc/sysconfig/grub -> /etc/default/grub
Regards,
Rami Rosen