Как получить список активных окон при использовании Wayland

CentOS 6.9 - x86_64.... stunnel-5.46

Configure el "entorno rpmbuild" $HOME/rpms/https://www.linuxquestions.org/questions/linux-software-2/need-rpm-package-for-php-version-5-2-7-and-up-on-redhat-5-1-a-766486/#13

$ rpm -i http://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/source/tree/Packages/s/stunnel-5.46-1.fc29.src.rpm

$ cd rpms/SPECS/                      // Edit stunnel.spec to :

: 37 : # BuildRequires: systemd       // comment out "BuildRequires: systemd"
: 69 : make                           // edit to "no-pie" ( to 'make' only )

$ rpmbuild -bb stunnel.spec
.
Wrote: /home/knudfl/rpms/RPMS/x86_64/stunnel-5.46-1.el6.x86_64.rpm
Wrote: /home/knudfl/rpms/RPMS/x86_64/stunnel-debuginfo-5.46-1.el6.x86_64.rpm

stunnel _make.log.txthttps://www.dropbox.com/s/idn5i7mrn16feor/stunnel_make.log.txt?dl=0

Paquetestunnel-5.46-1.el6.x86_64.rpmhttps://drive.google.com/file/d/1Sd7TdW9GWJppN_jqsmVE9U68gBCxn3sr/view?usp=sharing

# yum install Downloads/stunnel-5.46-1.el6.x86_64.rpm

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Mi prueba de instalación...

# yum install /home/knudfl/rpms/RPMS/x86_64/stunnel-5.46-1.el6.x86_64.rpm
.
.
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Updating   : stunnel-5.46-1.el6.x86_64
/var/tmp/rpm-tmp.82cIfj: line 2: fg: no job control
warning: %post(stunnel-5.46-1.el6.x86_64) scriptlet failed, exit status 1
Non-fatal POSTIN scriptlet failure in rpm package stunnel-5.46-1.el6.x86_64
  Cleanup    : stunnel-4.56-4.el6.x86_64
  Verifying  : stunnel-5.46-1.el6.x86_64
  Verifying  : stunnel-4.56-4.el6.x86_64

La "Falla fatal del scriptlet POSTIN no -" se trata de %systemd_post stunnel.service→ Sin systemd en CentOS 6.... Nota:Información como "line 2 :fg :no job control" y las advertencias son no errores. Simplemente información.

Instalando el predeterminadostunnel-4.29(nuevamente):https://www.dropbox.com/s/tvhyt44br567jkr/stunnel_install.txt?dl=0