• one click install:

    pacman -S automake1.16 db gdbm libatomic_ops libgc libgdbm libguile libltdl  mingw-w64-x86_64-expat mingw-w64-x86_64-gettext mingw-w64-x86_64-gmp mingw-w64- x86_64-isl  mingw-w64-x86_64-libiconv mingw-w64-x86_64-mpc mingw-w64-x86_64-mpfr mingw-w64-x86_64-windows-default-manifest  mingw-w64-x86_64-zlib perl tar autoconf autoconf2.13 autogen automake-wrapper  automake1.10 automake1.11 automake1.12 automake1.13 automake1.14 automake1.15  automake1.6 automake1.7 automake1.8 automake1.9 diffutils gawk libtool make  mingw-w64-x86_64-binutils mingw-w64-x86_64-crt-git mingw-w64-x86_64-gcc  mingw-w64-x86_64-gcc-libs mingw-w64-x86_64-headers-git mingw-w64-x86_64-libmangle-git  mingw-w64-x86_64-libwinpthread-git mingw-w64-x86_64-make mingw-w64-x86_64-pkg-config  mingw-w64-x86_64-tools-git mingw-w64-x86_64-winpthreads-git patch pkg-config  texinfo --disable-download-timeout

    automake
    db
    gdbm
    libatomic_ops
    libgc
    libgdbm
    libguile
    libltdl

    mingw-w64-x86_64-expat
    mingw-w64-x86_64-gettext
    mingw-w64-x86_64-gmp
    mingw-w64-x86_64-isl

    mingw-w64-x86_64-libiconv
    mingw-w64-x86_64-mpc
    mingw-w64-x86_64-mpfr
    mingw-w64-x86_64-windows-default-manifest

    mingw-w64-x86_64-zlib
    perl
    tar
    autoconf
    autoconf2.13
    autogen
    automake-wrapper

    diffutils
    gawk
    libtool
    make

    mingw-w64-x86_64-binutils
    mingw-w64-x86_64-crt-git
    mingw-w64-x86_64-gcc

    mingw-w64-x86_64-gcc-libs
    mingw-w64-x86_64-headers-git
    mingw-w64-x86_64-libmangle-git

    mingw-w64-x86_64-libwinpthread-git
    mingw-w64-x86_64-make
    mingw-w64-x86_64-pkg-config

    mingw-w64-x86_64-tools-git
    mingw-w64-x86_64-winpthreads-git
    patch
    pkg-config

    texinfo