需要 openSUSE Factory zSystems ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/openSUSE_Factory_zSystems/devel:libraries:c_c++.repo
zypper refresh
zypper install libbsd
需要 openSUSE Factory PowerPC ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/openSUSE_Factory_PowerPC/devel:libraries:c_c++.repo
zypper refresh
zypper install libbsd
需要 openSUSE Factory ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/openSUSE_Factory/devel:libraries:c_c++.repo
zypper refresh
zypper install libbsd
需要 16.0 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/16.0/devel:libraries:c_c++.repo
zypper refresh
zypper install libbsd
需要 15.7 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/15.7/devel:libraries:c_c++.repo
zypper refresh
zypper install libbsd
需要 15.6 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:libraries:c_c++/15.6/devel:libraries:c_c++.repo
zypper refresh
zypper install libbsd