Ports: Add klong language port

Patch contributed by nut (casaca on IRC)

Ports/klong/package.sh

@@ -0,0 +1,6 @@
+#!/bin/bash ../.port_include.sh
+port=klong
+version=20190926
+files="http://t3x.org/klong/klong20190926.tgz klong20190926.tgz"
+useconfigure=false
+workdir=klong

Ports/klong/patches/klong.patch

@@ -0,0 +1,26 @@
+--- klong/Makefile.orig	2019-10-01 13:06:39.000000000 +0200
++++ klong/Makefile	2020-02-01 21:08:13.020202542 +0100
+@@ -1,12 +1,12 @@
+ CFLAGS=	-g -Wall -pedantic -O3
+-CC=	cc $(CFLAGS)
++CC=	i686-pc-serenity-gcc $(CFLAGS)
+ V=	20190330
+ R=	20190926
+ 
+ # Modules to load into image file
+ OPTIONS=-l nstat -l nplot -l time
+ 
+-all:	kg klong.image
++all:	kg
+ 
+ klong.image:	kg
+ 	./kg -n $(OPTIONS) -o klong.image
+@@ -48,3 +48,8 @@
+ 
+ mksums:	clean
+ 	find . -type f | grep -v _csums | grep -v klong2015 | csum >_csums
++
++install:
++	install kg ${DESTDIR}/usr/local/bin
++	mkdir ${DESTDIR}/usr/local/lib/klong
++	install -m 644 lib/* ${DESTDIR}/usr/local/lib/klong