pam_ldap-32bit from spins:invis:15:unstable project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/spins:invis:15:unstable/openSUSE_Tumbleweed/spins:invis:15:unstable.repo zypper refresh zypper install pam_ldap-32bit