Details on this package are located in Section 10.63.3, “Contents of GRUB.”
The GRUB package contains the GRand Unified Bootloader.
If you would like use a different bootloader than this one you can go to the following link for alterative bootloaders and the instructions to use them. http://trac.cross-lfs.org/wiki/bootloaders
Grub2 requires Flex 3.5.35 or greater which has not been installed yet. If your host does not have Flex then install it now via the distro's package manager.
Prepare GRUB for compilation:
./configure --prefix=/usr \ --build=${CLFS_HOST} --host=${CLFS_TARGET} \ --sysconfdir=/etc --disable-werror
Compile the package:
make
Install the package:
make DESTDIR=${CLFS} install
Details on this package are located in Section 10.63.3, “Contents of GRUB.”