libunwind from home:matwey:experimental:Leap:42.2:Rings:0 project
Select Your Operating System
Add repository and install manually
For ports run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:matwey:experimental:Leap:42.2:Rings:0/ports/home:matwey:experimental:Leap:42.2:Rings:0.repo zypper refresh zypper install libunwind