Ports/alpine: Add patches to build Alpine on Serenity

Ports/alpine/package.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/env -S bash ../.port_include.sh
+port='alpine'
+version='2.26'
+useconfigure='true'
+configopts=(
+    '--disable-static'
+    '--enable-shared'
+)
+use_fresh_config_sub='true'
+use_fresh_config_guess='true'
+files="https://alpineapp.email/alpine/release/src/alpine-2.26.tar.xz alpine-${version}.tar.xz c0779c2be6c47d30554854a3e14ef5e36539502b331068851329275898a9baba"
+auth_type='sha256'
+depends=(
+    'openssl'
+    'ncurses'
+    'ca-certificates'
+)
+launcher_name='Alpine'
+launcher_category='Internet'
+launcher_command='/usr/local/bin/alpine'
+launcher_run_in_terminal='true'
+icon_file='web/cgi/favicon.ico'
+
+pre_configure() {
+    # Rebuild after patching configure.ac to support serenity host.
+
+    # `automake` may exit with a warning about how there is a mismatch
+    # between the versions of autoconf and automake that were previously
+    # used to generate aclocal and specifed in configure.ac.
+    # We just need `automake` to generate `./compile` (so that we can run
+    # autoreconf to regenerate everything).
+    run automake --add-missing || true
+    run autoreconf
+}
+
+configure() {
+    run ./"$configscript" \
+        "${configopts[@]}" \
+        --host="${SERENITY_ARCH}-pc-serenity" \
+        --build="$($workdir/config.guess)" \
+        --with-ssl-lib-dir="${SERENITY_INSTALL_ROOT}/usr/local/lib" \
+        --with-include-path="${SERENITY_INSTALL_ROOT}/usr/local/include:${SERENITY_INSTALL_ROOT}/usr/local/include/openssl" \
+        --with-system-pinerc='/etc/pine.conf' \
+        --with-system-fixed-pinerc='/etc/pine.conf.fixed'
+}
+
+install() {
+    run make DESTDIR="$DESTDIR" "${installopts[@]}" install
+    # Install system configuration file that tells Alpine where to find CA certificates
+    # installed from the `ca-certificates` package.
+    # (The full `/usr/bin/install` path is used because `install()` is a function within this script.)
+    run /usr/bin/install \
+        --mode=644 \
+        --no-target-directory \
+        -D \
+        pine-system.serenity.conf "${SERENITY_INSTALL_ROOT}/etc/pine.conf"
+}
+
+post_install() {
+    echo "==== Post Installation Instructions ===="
+    echo "To save account passwords, create an empty file named .alpine.pwd"
+    echo "in your home diretory:"
+    echo "    touch ~/.alpine.pwd"
+}