re compiling kannel

Hi,

I  am in the process of compiling kannel  on  redhat 7.2

after using ./ configure  i have got error

xmllib should be higer version ie 2.2.5  or above ,  I have added a 2.4.13
xml version then it was ok and  configuring and  crearting a make file


while make

it reports the following errors

in ota_compiler.c

no membercalled children in structure

and in gwlib so many files reports undifined reference to functions ( exp
in function lock  )


can any body acn help me telling me

thease missing parameters i have to add my self  otherwise  some more
library i should add.


Thanks

Dakshin