Ports: Added rsync port

Ports/rsync/package.sh

@@ -0,0 +1,7 @@
+#!/bin/bash ../.port_include.sh
+port=rsync
+version=3.1.3
+useconfigure="true"
+files="https://download.samba.org/pub/rsync/src/rsync-${version}.tar.gz rsync-${version}.tar.gz
+https://download.samba.org/pub/rsync/src/rsync-${version}.tar.gz.asc rsync-${version}.tar.gz.asc"
+configopts="--target=i686-pc-serenity"

Ports/rsync/patches/config.sub.diff

@@ -0,0 +1,12 @@
+diff -ru rsync-3.1.3/config.sub rsync-3.1.3-port/config.sub
+--- rsync-3.1.3/config.sub	2013-05-19 18:01:07.000000000 -0400
++++ rsync-3.1.3-port/config.sub	2020-05-01 20:10:00.171268526 -0400
+@@ -1373,7 +1373,7 @@
+ 	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
+ 	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
+ 	      | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
+-	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
++	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* | -serenity* \
+ 	      | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es*)
+ 	# Remember, each alternative MUST END IN *, to match a version number.
+ 		;;