(command.CommandList
  children: [
    (command.CommandList
      children: [
        (command.Sentence
          child: 
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'NOINUSE_CHECK='> name:NOINUSE_CHECK)
                  op: assign_op.Equal
                  rhs: {<1>}
                  spids: [103]
                )
              ]
              redirects: []
            )
          terminator: <Id.Op_Semi _>
        )
        (C {<export>} {<NOINUSE_CHECK>})
      ]
    )
    (command.CommandList
      children: [
        (command.Sentence
          child: 
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'PATH='> name:PATH)
                  op: assign_op.Equal
                  rhs: {<'/usr/sbin'> <Id.Lit_Colon ':'> <'/usr/bin'>}
                  spids: [112]
                )
              ]
              redirects: []
            )
          terminator: <Id.Op_Semi _>
        )
        (C {<export>} {<PATH>})
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'USAGE='> name:USAGE)
          op: assign_op.Equal
          rhs: {(DQ <'Usage: swapadd [-12] [file_system_table]'>)}
          spids: [122]
        )
      ]
      redirects: []
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'VFSTAB='> name:VFSTAB)
          op: assign_op.Equal
          rhs: {<'/etc/vfstab'>}
          spids: [128]
        )
      ]
      redirects: []
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'PASS='> name:PASS)
          op: assign_op.Equal
          rhs: {<2>}
          spids: [134]
        )
      ]
      redirects: []
    )
    (command.ShFunction
      name: checkmount
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.WhileUntil
              keyword: <Id.KW_While while>
              cond: 
                (condition.Shell
                  commands: [
                    (C {<read>} {<rspecial>} {<rfsckdev>} {<rmountp>} {<rfstype>} {<rfsckpass>} {<rautomnt>} 
                      {<rmntopts>}
                    )
                  ]
                )
              body: 
                (command.DoGroup
                  children: [
                    (command.Case
                      to_match: {(DQ ($ Id.VSub_DollarName rspecial))}
                      arms: [
                        (case_arm
                          pat_list: [{(SQ <'#'>) <Id.Lit_Star '*'>} {(SQ )} {(SQ <->)}]
                          action: [(command.ControlFlow token:<Id.ControlFlow_Continue continue>)]
                          spids: [206 221 225 -1]
                        )
                      ]
                      redirects: []
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (C {<Id.Lit_LBracket '['>} {(DQ <x> ($ Id.VSub_DollarName rmountp))} 
                                      {<Id.Lit_Equals '='>} {(DQ <x> ($ Id.VSub_Number 1))} {<Id.Lit_RBracket ']'>}
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          action: [
                            (command.AndOr
                              ops: [Id.Op_DAmp]
                              children: [
                                (C {<Id.Lit_LBracket '['>} {(DQ <x> ($ Id.VSub_DollarName rmntopts))} 
                                  {<Id.Lit_Equals '='>} {<x->} {<Id.Lit_RBracket ']'>}
                                )
                                (command.ShAssignment
                                  pairs: [
                                    (assign_pair
                                      lhs: 
                                        (sh_lhs_expr.Name
                                          left: <Id.Lit_VarLike 'rmntopts='>
                                          name: rmntopts
                                        )
                                      op: assign_op.Equal
                                      rhs: {<rw>}
                                      spids: [281]
                                    )
                                  ]
                                  redirects: []
                                )
                              ]
                            )
                            (command.If
                              arms: [
                                (if_arm
                                  cond: 
                                    (condition.Shell
                                      commands: [
                                        (command.Sentence
                                          child: 
                                            (command.Simple
                                              words: [
                                                {<'/sbin/mount'>}
                                                {<-m>}
                                                {<-o>}
                                                {($ Id.VSub_DollarName rmntopts)}
                                                {($ Id.VSub_DollarName rspecial)}
                                              ]
                                              redirects: [
                                                (redir
                                                  op: <Id.Redir_Great '>'>
                                                  loc: (redir_loc.Fd fd:1)
                                                  arg: {<'/dev/null'>}
                                                )
                                                (redir
                                                  op: <Id.Redir_GreatAnd '2>&'>
                                                  loc: (redir_loc.Fd fd:2)
                                                  arg: {<1>}
                                                )
                                              ]
                                              more_env: []
                                              do_fork: T
                                            )
                                          terminator: <Id.Op_Semi _>
                                        )
                                      ]
                                    )
                                  action: [
                                    (C {<echo>} 
                                      {
                                        (DQ <'Mounting '> ($ Id.VSub_DollarName rmountp) <' for swap'>)
                                      }
                                    )
                                  ]
                                  spids: [286 307]
                                )
                              ]
                              else_action: [
                                (C {<echo>} 
                                  {
                                    (DQ <'Mount of '> ($ Id.VSub_DollarName rmountp) 
                                      <' for swap failed'>
                                    )
                                  }
                                )
                              ]
                              redirects: []
                            )
                            (command.ControlFlow
                              token: <Id.ControlFlow_Return return>
                            )
                          ]
                          spids: [232 251]
                        )
                      ]
                      else_action: []
                      redirects: []
                    )
                  ]
                )
              redirects: [
                (redir
                  op: <Id.Redir_Less '<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: {($ Id.VSub_DollarName VFSTAB)}
                )
              ]
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name: die
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              words: [{<echo>} {(DQ ($ Id.VSub_Star '*'))}]
              redirects: [(redir op:<Id.Redir_GreatAnd '>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
              more_env: []
              do_fork: T
            )
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.WhileUntil
      keyword: <Id.KW_While while>
      cond: 
        (condition.Shell
          commands: [(command.Sentence child:(C {<getopts>} {<12>} {<opt>}) terminator:<Id.Op_Semi _>)]
        )
      body: 
        (command.DoGroup
          children: [
            (command.Case
              to_match: {(DQ ($ Id.VSub_DollarName opt))}
              arms: [
                (case_arm
                  pat_list: [{<1>} {<2>}]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'PASS='> name:PASS)
                          op: assign_op.Equal
                          rhs: {($ Id.VSub_DollarName opt)}
                          spids: [399]
                        )
                      ]
                      redirects: []
                    )
                  ]
                  spids: [394 397 402 -1]
                )
                (case_arm
                  pat_list: [{(word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\?'> ch:'?')}]
                  action: [(C {<die>} {(DQ ($ Id.VSub_DollarName USAGE))})]
                  spids: [405 406 414 -1]
                )
              ]
              redirects: []
            )
          ]
        )
      redirects: []
    )
    (C {<shift>} 
      {
        (command_sub
          left_token: <Id.Left_Backtick '`'>
          child: (C {<expr>} {($ Id.VSub_DollarName OPTIND)} {<->} {<1>})
          right: <Id.Backtick_Right '`'>
        )
      }
    )
    (command.AndOr
      ops: [Id.Op_DAmp]
      children: [
        (C {<Id.Lit_LBracket '['>} {($ Id.VSub_Pound '#')} {<-gt>} {<1>} {<Id.Lit_RBracket ']'>})
        (C {<die>} {(DQ ($ Id.VSub_DollarName USAGE))})
      ]
    )
    (command.AndOr
      ops: [Id.Op_DAmp]
      children: [
        (C {<Id.Lit_LBracket '['>} {($ Id.VSub_Pound '#')} {<-gt>} {<0>} {<Id.Lit_RBracket ']'>})
        (command.ShAssignment
          pairs: [
            (assign_pair
              lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'VFSTAB='> name:VFSTAB)
              op: assign_op.Equal
              rhs: {(DQ ($ Id.VSub_Number 1))}
              spids: [466]
            )
          ]
          redirects: []
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ <x> ($ Id.VSub_DollarName VFSTAB))} 
                      {<Id.KW_Bang '!'> <Id.Lit_Equals '='>} {<x->} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.AndOr
              ops: [Id.Op_DPipe]
              children: [
                (C {<Id.Lit_LBracket '['>} {<-s>} {(DQ ($ Id.VSub_DollarName VFSTAB))} 
                  {<Id.Lit_RBracket ']'>}
                )
                (C {<die>} 
                  {
                    (DQ <'swapadd: file system table ('> ($ Id.VSub_DollarName VFSTAB) <') not found'>)
                  }
                )
              ]
            )
            (command.Simple
              words: [{<exec>}]
              redirects: [
                (redir
                  op: <Id.Redir_Less '<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: {($ Id.VSub_DollarName VFSTAB)}
                )
              ]
              more_env: []
              do_fork: T
            )
          ]
          spids: [481 498]
        )
      ]
      else_action: []
      redirects: []
    )
    (command.WhileUntil
      keyword: <Id.KW_While while>
      cond: 
        (condition.Shell
          commands: [
            (command.Sentence
              child: (C {<read>} {<special>} {<t1>} {<t2>} {<fstype>} {<t3>} {<t4>} {<t5>})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
      body: 
        (command.DoGroup
          children: [
            (command.Case
              to_match: {(DQ ($ Id.VSub_DollarName special))}
              arms: [
                (case_arm
                  pat_list: [{(SQ <'#'>) <Id.Lit_Star '*'>} {(SQ )} {(SQ <->)}]
                  action: [(command.ControlFlow token:<Id.ControlFlow_Continue continue>)]
                  spids: [585 600 604 -1]
                )
              ]
              redirects: []
            )
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName fstype))} 
                  {<Id.KW_Bang '!'> <Id.Lit_Equals '='>} {<swap>} {<Id.Lit_RBracket ']'>}
                )
                (command.ControlFlow token:<Id.ControlFlow_Continue continue>)
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {($ Id.VSub_DollarName PASS)} 
                              {<Id.Lit_Equals '='>} {<1>} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (C {<Id.Lit_LBracket '['>} {<Id.KW_Bang '!'>} {<-b>} 
                                      {($ Id.VSub_DollarName special)} {<Id.Lit_RBracket ']'>}
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          action: [(C {<checkmount>} {($ Id.VSub_DollarName special)})]
                          spids: [678 691]
                        )
                      ]
                      else_action: []
                      redirects: []
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (C {<Id.Lit_LBracket '['>} {<-f>} {($ Id.VSub_DollarName special)} 
                                      {<-a>} {<-w>} {($ Id.VSub_DollarName special)} {<-o>} {<-b>} {($ Id.VSub_DollarName special)} 
                                      {<Id.Lit_RBracket ']'>}
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          action: [
                            (command.Simple
                              words: [
                                {<swap>}
                                {<-> ($ Id.VSub_DollarName PASS)}
                                {<-a>}
                                {($ Id.VSub_DollarName special)}
                              ]
                              redirects: [
                                (redir
                                  op: <Id.Redir_Great '>'>
                                  loc: (redir_loc.Fd fd:1)
                                  arg: {<'/dev/null'>}
                                )
                              ]
                              more_env: []
                              do_fork: T
                            )
                          ]
                          spids: [738 761]
                        )
                      ]
                      else_action: []
                      redirects: []
                    )
                  ]
                  spids: [642 655]
                )
              ]
              else_action: [
                (command.AndOr
                  ops: [Id.Op_DPipe]
                  children: [
                    (command.Pipeline
                      children: [
                        (command.Simple
                          words: [{<swap>} {<-l>}]
                          redirects: [
                            (redir
                              op: <Id.Redir_Great '2>'>
                              loc: (redir_loc.Fd fd:2)
                              arg: {<'/dev/null'>}
                            )
                          ]
                          more_env: []
                          do_fork: T
                        )
                        (command.Simple
                          words: [{<grep>} {(SQ <'\\<'>) (${ Id.VSub_Name special) (SQ <'\\>'>)}]
                          redirects: [
                            (redir
                              op: <Id.Redir_Great '>'>
                              loc: (redir_loc.Fd fd:1)
                              arg: {<'/dev/null'>}
                            )
                            (redir
                              op: <Id.Redir_GreatAnd '2>&'>
                              loc: (redir_loc.Fd fd:2)
                              arg: {<1>}
                            )
                          ]
                          more_env: []
                          do_fork: T
                        )
                      ]
                      negated: F
                      stderr_indices: []
                    )
                    (command.Simple
                      words: [
                        {<swap>}
                        {<-> ($ Id.VSub_DollarName PASS)}
                        {<-a>}
                        {($ Id.VSub_DollarName special)}
                      ]
                      redirects: [
                        (redir
                          op: <Id.Redir_Great '>'>
                          loc: (redir_loc.Fd fd:1)
                          arg: {<'/dev/null'>}
                        )
                      ]
                      more_env: []
                      do_fork: T
                    )
                  ]
                )
              ]
              redirects: []
            )
          ]
        )
      redirects: []
    )
  ]
)