For installation instructions see the Section called Installing Grep-2.5.1 in Chapter 6.
Grep (2.5.1):
ftp://ftp.gnu.org/gnu/grep/
Grep is a program used to print lines from a file matching a specified pattern.
Installed programs: egrep (link to grep), fgrep (link to grep) and grep
egrep prints lines matching an extended regular expression.
fgrep prints lines matching a list of fixed strings.
grep prints lines matching a basic regular expression.
Grep depends on: Bash, Binutils, Coreutils, Diffutils, GCC, Gettext, Glibc, Make, Sed, Texinfo.