POSTIN

/bin/sh

if [ "$1" = "2" -a -r /etc/sysconfig/desktop ]; then
  sed -i -e "s|^DESKTOP=Mate$|DESKTOP=MATE|g" /etc/sysconfig/desktop
fi

POSTTRANS

/bin/sh

if [ "$1" -eq 1 ]; then
    if [ -e /usr/share/xsessions/10MATE.desktop ]; then
        rm -rf /usr/share/xsessions/10MATE.desktop
    fi
fi