bootstrap無法執行

sudo apt-get install autoconf
sudo apt-get install libtool
sudo apt-get install libssl-dev
sudo apt-get install libpam0g-dev
sudo apt-get install libx11-dev
sudo apt-get install libxfixes-dev
sudo sh ./bootstrap
sudo sh ./configure
sudo make
sudo make install
cd /etc/xrdp
sudo sh ./xrdp.sh start