Managing Network File Systems in Oracle Solaris 11.4 Administering Autofs Customizing the Automounter How to Support Incompatible Client Operating System Versions How to Support Incompatible Client Operating System Versions Combine the architecture type with a variable that determines the operating system type of the client. You can combine the autofs OSREL variable with the CPU variable to form a name that determines both CPU type and OS release. Create the following map entry. bin aa:/export/local/bin/$CPU$OSREL For clients that are running Version 5.6 of the operating system, export the following file systems: For SPARC clients – Export /export/local/bin/sparc5.6. For x86 clients – Place executables in /export/local/bin/i3865.6.