(command.CommandList
  children: [
    (command.ShAssignment
      left: <Id.Lit_VarLike 'SCRIPT_NAME='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'SCRIPT_NAME='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'SCRIPT_NAME='> name:SCRIPT_NAME)
          op: assign_op.Equal
          rhs: {<alphavms>}
        )
      ]
      redirects: []
    )
    (command.ShAssignment
      left: <Id.Lit_VarLike 'OUTPUT_FORMAT='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'OUTPUT_FORMAT='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'OUTPUT_FORMAT='> name:OUTPUT_FORMAT)
          op: assign_op.Equal
          rhs: {(DQ <vms-alpha>)}
        )
      ]
      redirects: []
    )
    (command.ShAssignment
      left: <Id.Lit_VarLike 'ARCH='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'ARCH='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'ARCH='> name:ARCH)
          op: assign_op.Equal
          rhs: {<alpha>}
        )
      ]
      redirects: []
    )
    (command.ShAssignment
      left: <Id.Lit_VarLike 'COMPILE_IN='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'COMPILE_IN='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPILE_IN='> name:COMPILE_IN)
          op: assign_op.Equal
          rhs: {<yes>}
        )
      ]
      redirects: []
    )
    (command.ShAssignment
      left: <Id.Lit_VarLike 'EXTRA_EM_FILE='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'EXTRA_EM_FILE='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'EXTRA_EM_FILE='> name:EXTRA_EM_FILE)
          op: assign_op.Equal
          rhs: {<vms>}
        )
      ]
      redirects: []
    )
  ]
)