Ported last updates from trunk except the Grep move on (already handled in this branch) and the Bison sed (conflicts with theBison installation in chapter05 and the move on of Flex).
git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/alphabetical/BOOK@7266 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
