EXPORTS
    Downhill_File_Stat
    Downhill_Getenv
    Downhill_Putenv
    Downhill_Directory_Make
    Downhill_Get_CWD
    Downhill_getppid
    Downhill_dup
    uname
    sleep
    usleep
    waitpid
    setenv
    unsetenv
    gettimeofday