BUILDPKG - package build tools -> Requirements

/dev/null
/dev/stderr
http://www.gnu.org/
bash (bash)
fileutils (install, ln, ls, mv, rm, rmdir, sync)
findutils (find, xargs)
grep (grep)
patch (patch)
sed (sed)
shellutils (basename, echo, expr, pwd, test)
tar (tar)
texinfo (install-info)
textutils (cut, expand, tr)
various
mawk or gawk (awk)
binutils (ranlib, strip)
file (file)
gzip (gzip)
which (which)