For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:manfred-h:devel:languages:rust:rust-cbindgen-0.24/openSUSE_Tumbleweed/home:manfred-h:devel:languages:rust:rust-cbindgen-0.24.repo
zypper refresh
zypper install rust-cbindgen
For openSUSE Slowroll run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:manfred-h:devel:languages:rust:rust-cbindgen-0.24/openSUSE_Slowroll/home:manfred-h:devel:languages:rust:rust-cbindgen-0.24.repo
zypper refresh
zypper install rust-cbindgen
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:manfred-h:devel:languages:rust:rust-cbindgen-0.24/15.6/home:manfred-h:devel:languages:rust:rust-cbindgen-0.24.repo
zypper refresh
zypper install rust-cbindgen