listput

[Bernadette.PERRIN-RIOU@math.u-psud.fr]

I have a  stupid problem with listput. The result does not seem to be a list,
 and so I can't do it again. I make  a syntax mistake ? 
 
 Thanks ! 
 
 Bernadette  

        GP/PARI CALCULATOR Version 2.2.5 (development CHANGES-1.621)
                i686 running linux (ix86 kernel) 32-bit version
                (readline v4.1 enabled, extended help available)

                       Copyright (C) 2002 The PARI Group

PARI/GP is free software, covered by the GNU General Public License, and 
comes WITHOUT ANY WARRANTY WHATSOEVER.

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   realprecision = 28 significant digits
   seriesprecision = 16 significant terms
   format = g0.28

parisize = 4000000, primelimit = 500000
(17:21) gp > L=listcreate(10)
%1 = List([])
(17:21) gp > L1=listput(L,2)
%2 = 2
(17:21) gp > L2=listput(L1,3)
  ***   incorrect type in listput.