GitLab

https://github.com/bbidulock/blackboxwm/issues/21

In case of anyone experienced similar issue on Alpine.

pkgname=blackbox
_pkgname=blackboxwm
pkgver=0.74
pkgrel=0
pkgdesc="Blackbox is a lightweight stacking window manager for X."
url="https://github.com/bbidulock/blackboxwm/"
arch="all"
license="MIT"
makedepends="
        autoconf
        automake
        gettext-dev
        libtool
        libx11-dev
        libxft-dev
        libxext-dev
        libxt-dev
        "
subpackages="$pkgname-dev $pkgname-doc"
source="
        $pkgname-$pkgver.tar.gz::https://github.com/bbidulock/blackboxwm/archive/$pkgver.tar.gz
        "

builddir="$srcdir/$_pkgname-$pkgver"
prepare() {
        cd "$builddir"
        sed -e '/AC_DISABLE_SHARED/d' -i configure.ac # Build shared library
        ./autogen.sh
}

build() {
        cd "$builddir"
        ./configure \
                --prefix=/usr \
                --mandir=/usr/share/man \
                --disable-nls
        make
}

check() {
        cd "$builddir"
        make check
}

package() {
        cd "$builddir"
        make DESTDIR="$pkgdir" install
}

sha512sums="7d67fe2fe6c0c2e9cd18d494fbba885ab7ca8c7aadcfe5ceada97c1280633b575f3f47a36dc5393c61ae0baf50eef61e56683899913fa58859148148e5041389  blackbox-0.74.tar.gz"

(from redmine: issue id 9733, created on 2018-12-05)