POSTIN

/bin/sh

if [ "$(readlink /usr/lib/firebird/bin 2> /dev/null)" \!= "/usr/lib/firebird/bin-superserver" ]; then 
 [ -e /usr/lib/firebird/bin ] && rm -f /usr/lib/firebird/bin
 ln -s /usr/lib/firebird/bin{-superserver,}
fi