pg_config seems to use bad includes sometimes when multiple versions
of PostgreSQL are available in the system. Make sure you remove the
-server development libraries (`postgresql-server-dev-9.5` on Ubuntu)
+server development libraries (`postgresql-server-dev-13` on Ubuntu)
and recompile (`cmake .. && make`).
Try `chmod a+r nominatim.so; chmod a+x nominatim.so`.
-When running SELinux, make sure that the
-[context is set up correctly](../appendix/Install-on-Centos-8.md#adding-selinux-security-settings).
-
When you recently updated your operating system, updated PostgreSQL to
a new version or moved files (e.g. the build directory) you should
recreate `nominatim.so`. Try