#!/bin/csh if ( ! -e $HOME/os/$NA_OS ) then mkdir $HOME/os/$NA_OS cd $HOME/os/$NA_OS mkdir bin include lib else if ( ! -e $HOME/os/$NA_OS/bin ) then mkdir $HOME/os/$NA_OS/bin else if ( ! -e $HOME/os/$NA_OS/include ) then mkdir $HOME/os/$NA_OS/include else if ( ! -e $HOME/os/$NA_OS/lib ) then mkdir $HOME/os/$NA_OS/lib endif