In addition to the packages, several patches are also required. These patches correct any mistakes in the packages that should be fixed by the maintainer. The patches also make small modifications to make the packages easier to work with. The following patches will be needed to build a CLFS system:
Download: http://patches.clfs.org/dev/automake-1.15-perl_5_26-1.patch
MD5 sum: 99dd9d0a31f4a51fbe77bbc13aa9d783
Download: http://patches.clfs.org/dev/bash-4.4-branch_update-1.patch
MD5 sum: 9f59bec94bfd1023d9c6a76b49187420
Download: http://patches.clfs.org/dev/coreutils-8.27-uname-1.patch
MD5 sum: e9bc0459d313f677cebc2095c3b18818
Download: http://patches.clfs.org/dev/iana-etc-2.30-numbers_update-20140202-2.patch.xz
MD5 sum: b0e7051fef0b3ba064209a5f3d23bd2a
Download: http://patches.clfs.org/dev/intltool-0.51.0-perl-5.22-compatibility.patch
MD5 sum: 476b85e0c100eb2c8fbd74825cb4761e
Download: http://patches.clfs.org/dev/iputils-s20150815-build-1.patch
MD5 sum: 113c166a13d33a3ec10e1ec65542bdc3
Download: http://www.kernel.org/pub/linux/kernel/v4.x/patch-4.9.21.xz
MD5 sum: 59351116e4dfdb9072dd8cccd15e1800
Download: http://patches.clfs.org/dev/mpfr-3.1.5-fixes-1.patch
MD5 sum: c9e1bfc93ee8d90226772b628ab77f38
Download: http://patches.clfs.org/dev/ncurses-6.0-bash_fix-1.patch
MD5 sum: e3b6d45ce0f0b87e0df98e5bc0d09415
Download: http://patches.clfs.org/dev/readline-7.0-branch_update-1.patch
MD5 sum: 8b429202ce52362ae927f36a48461c23
Download: http://patches.clfs.org/dev/sysvinit-2.88dsf-tools_updates-1.patch
MD5 sum: c3f6981c46868b68bfd58921570ea51f
Download: http://patches.clfs.org/dev/vim-8.0-branch_update-1.patch
MD5 sum: 5a076d526aee80e1d32decf46b5287f9
Total size of these patches: about 1,791.327 KB
In addition to the above required patches, there exist a number of optional patches created by the CLFS community. These optional patches solve minor problems or enable functionality that is not enabled by default. Feel free to peruse the patches database located at http://patches.clfs.org/dev/ and acquire any additional patches to suit the system needs.