(List
  (Com {[LIT_CHARS set]} {[LIT_CHARS -ex]})
  (Com {[LIT_CHARS rm]} {[LIT_CHARS -rf]} {[LIT_CHARS autom4te.cache]})
  (Com {[LIT_CHARS trap]} {[SQ <LIT_CHARS "rm -f aclocal.m4.tmp">]} {[LIT_CHARS EXIT]})
  (FunctionDef WhichOf []
    (List
      (For candidate [{[DQ [VarSub @]]}])
        (If
          (Com {[DQ [VarSub candidate]]} {[LIT_CHARS --version]}
            <
            (FilenameRedirectNode filename={[LIT_CHARS /dev/null]} <REDIR_GREAT ">"> 1),
            (DescriptorRedirectNode target={[LIT_CHARS 1]} <REDIR_GREATAND "2>&"> 2),
            >
          )
          (List
            (Com {[LIT_CHARS echo]} {[DQ [VarSub candidate]]})
            (Com {[LIT_CHARS return]})
          )
        )
      )
      (Com {[LIT_CHARS echo]} {[DQ [VarSub candidate]]})
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ACLOCAL', {[ComSub (Com {[LIT_CHARS WhichOf]} {[LIT_CHARS aclocal-1.9]} {[LIT_CHARS aclocal]})]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('AUTOMAKE', {[ComSub (Com {[LIT_CHARS WhichOf]} {[LIT_CHARS automake-1.9]} {[LIT_CHARS automake]})]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('LIBTOOLIZE', {[ComSub (Com {[LIT_CHARS WhichOf]} {[LIT_CHARS glibtoolize]} {[LIT_CHARS libtoolize15]} {[LIT_CHARS libtoolize14]} {[LIT_CHARS libtoolize]})]})])
  (Com {[DQ [VarSub ACLOCAL]]} {[LIT_CHARS --force]} {[LIT_CHARS -I]} {[LIT_CHARS m4]} {[LIT_CHARS --output] [LIT_OTHER "="] [LIT_CHARS aclocal.m4.tmp]})
  (If
    (Com {[LIT_CHARS cmp]} {[LIT_CHARS aclocal.m4.tmp]} {[LIT_CHARS aclocal.m4]})
    (List
      (Com {[LIT_CHARS touch]} {[LIT_CHARS aclocal.m4]})
      (Com {[LIT_CHARS rm]} {[LIT_CHARS -f]} {[LIT_CHARS aclocal.m4.tmp]})
    )
    (ElseTrue)
    (Com {[LIT_CHARS mv]} {[LIT_CHARS aclocal.m4.tmp]} {[LIT_CHARS aclocal.m4]})
  )
  (AndOr OP_AND_IF
    (Com {[LIT_CHARS grep]} {[LIT_CHARS -q]} {[SQ <LIT_CHARS "^[^#]*AC_PROG_LIBTOOL">]} {[LIT_CHARS configure.ac]})
    (Com {[DQ [VarSub LIBTOOLIZE]]} {[LIT_CHARS -c]} {[LIT_CHARS -f]})
  )
  (Com {[LIT_CHARS autoconf]} {[LIT_CHARS -f]} {[LIT_CHARS -W]} {[LIT_CHARS all] [LIT_COMMA ","] [LIT_CHARS no-obsolete]})
  (Com {[LIT_CHARS autoheader]} {[LIT_CHARS -f]} {[LIT_CHARS -W]} {[LIT_CHARS all]})
  (Com {[DQ [VarSub AUTOMAKE]]} {[LIT_CHARS -a]} {[LIT_CHARS -c]} {[LIT_CHARS -f]} {[LIT_CHARS -W]} {[LIT_CHARS all]})
  (Com {[LIT_CHARS rm]} {[LIT_CHARS -rf]} {[LIT_CHARS autom4te.cache]})
  (Com {[LIT_CHARS exit]} {[LIT_CHARS 0]})
)