Use silent rules by default if supported by Automake
Use silent rules by default if supported by Automake

Silent rules make warnings stand out, so they are fixed early.
ubuntu-xrdp/xrdp,cocoon/xrdp,ubuntu-xrdp/xrdp,jsorg71/xrdp,ubuntu-xrdp/xrdp,itamarjp/xrdp,cocoon/xrdp,moobyfr/xrdp,neutrinolabs/xrdp,neutrinolabs/xrdp,metalefty/xrdp,proski/xrdp,PKRoma/xrdp,metalefty/xrdp,cocoon/xrdp,PKRoma/xrdp,neutrinolabs/xrdp,itamarjp/xrdp,proski/xrdp,moobyfr/xrdp,jsorg71/xrdp,proski/xrdp,itamarjp/xrdp,moobyfr/xrdp,metalefty/xrdp,PKRoma/xrdp,jsorg71/xrdp