(package
    (name "m4")
    (version "1.4.21")
    (homepage "https://www.gnu.org/software/m4/")
    (dependencies make)
    (src (tar
        (url "https://ftp.gnu.org/gnu/m4/m4-1.4.21.tar.gz")
        (dir "m4-1.4.21")
        (blake3 "9dcdc6d7bcdd49d6d10431cca2e8f763012741b187fbaef4eff43bae12a51063")))
    (build
        (configure_make)))