As you may have noticed, the Mono packages provided by Xamarin won’t work on CentOS5, because some libraries are too old.
Yesterday, I realized that my Mono build for CentOS5 was still on version 3.12.1.
So I updated my Mono packages on LBS, and we have the latest Mono 184.108.40.206 available for CentOS5 now.
To install it, follow the instructions at https://lbs.solidcharity.com/package/tpokorra/mono/mono-opt:
wget https://download.solidcharity.com/repos/tpokorra/mono/centos/5/lbs-tpokorra-mono.repo -O /etc/yum.repos.d/lbs-tpokorra-mono.repo yum install mono-opt mono-opt-devel
To use it, you need to call the environment script first (mind the space between the dot and the slash…):