(command.Case
  to_match: {(DQ ($ Id.VSub_DollarName MACH))}
  arms: [
    (case_arm
      pat_list: [{(DQ <u3b2>)} {(DQ <sparc>)} {(DQ <ppc>)} {<i386>}]
      action: [
        (command.Simple
          words: [
            {<echo>}
            {
              (DQ <'# VERSION=1\n'> 
                <
'ttya:u:root:reserved:reserved:reserved:/dev/term/a:I::/usr/bin/login::9600:ldterm,ttcompat:ttya login'
                > <Id.Lit_BadBackslash '\\'> <': ::tvi925:y:# \n'> 
                <
'ttyb:u:root:reserved:reserved:reserved:/dev/term/b:I::/usr/bin/login::9600:ldterm,ttcompat:ttyb login'
                > <Id.Lit_BadBackslash '\\'> <': ::tvi925:y:# '>
              )
            }
          ]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<_pmtab>})]
          more_env: []
          do_fork: T
        )
      ]
      spids: [94 108 128 -1]
    )
    (case_arm
      pat_list: [{<Id.Lit_Star '*'>}]
      action: [
        (C {<echo>} {(DQ <'Unknown architecture.'>)})
        (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
      ]
      spids: [131 133 148 -1]
    )
  ]
  redirects: []
)