[PR PATCH] [RFC] screen: don't enable multiuser mode by default.

[ericonr <ericonr@users.noreply.github.com>]

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There is a new pull request by ericonr against master on the void-packages repository

https://github.com/ericonr/void-packages screen
https://github.com/void-linux/void-packages/pull/30241

[RFC] screen: don't enable multiuser mode by default.
This requires that the screen binary be suid.

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#### General
- [ ] This is a new package and it conforms to the [quality requirements](https://github.com/void-linux/void-packages/blob/master/Manual.md#quality-requirements)

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- [ ] I use the packages affected by the proposed changes on a regular basis and confirm this PR works for me
- [ ] I generally don't use the affected packages but briefly tested this PR

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A patch file from https://github.com/void-linux/void-packages/pull/30241.patch is attached

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From 341e44c40f798d985135319e46f8a14b35a45bd8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89rico=20Nogueira?= <erico.erc@gmail.com>
Date: Wed, 14 Apr 2021 17:17:30 -0300
Subject: [PATCH] screen: don't enable multiuser mode by default.

This requires that the screen binary be suid.
---
 srcpkgs/screen/template | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/srcpkgs/screen/template b/srcpkgs/screen/template
index 613696d9f373..4fcf97e83e91 100644
--- a/srcpkgs/screen/template
+++ b/srcpkgs/screen/template
@@ -1,7 +1,7 @@
 # Template file for 'screen'
 pkgname=screen
 version=4.8.0
-revision=2
+revision=3
 build_style=gnu-configure
 configure_args="--with-sys-screenrc=/etc/screenrc --enable-pam
  --enable-colors256 --enable-rxvt_osc --enable-telnet
@@ -15,10 +15,14 @@ homepage="http://www.gnu.org/s/screen/"
 distfiles="${GNU_SITE}/$pkgname/$pkgname-$version.tar.gz"
 checksum=6e11b13d8489925fde25dfb0935bf6ed71f9eb47eff233a181e078fde5655aa1
 
+build_options="multiuser"
+
 post_install() {
 	vinstall etc/etcscreenrc 0644 etc screenrc
 	vinstall etc/screenrc 0644 etc/skel .screenrc
 	vinstall ${FILESDIR}/screen 0644 etc/pam.d
 
-	chmod 4755 ${DESTDIR}/usr/bin/screen-${version}
+	if [ "$build_option_multiuser" ]; then
+		chmod 4755 ${DESTDIR}/usr/bin/screen-${version}
+	fi
 }