CentOS 7中的execstack在哪里？

execstack由prelinkcentos-7中的软件包提供。这里，

http://mirror.centos.org/centos-7/7/os/x86_64/Packages/prelink-0.5.0-9.el7.x86_64.rpm

~]$ rpm -qlp http://mirror.centos.org/centos-7/7/os/x86_64/Packages/prelink-0.5.0-9.el7.x86_64.rpm | grep exec
/usr/bin/execstack
/usr/share/man/man8/execstack.8.gz


# install using YUM
~]$ yum install prelink