Ports: Added an oksh port

Currently has some problems such as not killing jobs when (ctrl + c)
and depends on an implementation of sigsuspend.

Ports/oksh/package.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env -S bash ../.port_include.sh
+port=oksh
+useconfigure=true
+version=6.8.1
+depends="ncurses"
+workdir=oksh-${version}
+files="https://github.com/ibara/oksh/releases/download/oksh-${version}/oksh-${version}.tar.gz oksh-${version}.tar.gz"
+
+configure() {
+    export CC=${SERENITY_ROOT}/Toolchain/Local/${SERENITY_ARCH}/bin/${SERENITY_ARCH}-pc-serenity-gcc 
+    export CFLAGS="" 
+    export LDFLAGS="-lncurses" 
+    run ./configure --no-thanks
+}
+
+install() {
+    run cp oksh "${SERENITY_BUILD_DIR}/Root/bin"
+}