with the update of binutils to the 2.24.90 snapshot, bash fails to build
    the error is related to the READLINE_LIB option passed to the bash
        build, that fails with this version of binutils
    a bug has been filed to upstream at
        https://sourceware.org/bugzilla/show_bug.cgi?id=17532
    the build log from the failure is http://sprunge.us/ZgaD, the error
        is "/bin/ld: cannot find -l:lib/readline/libreadline.a"