Error installing v5-22-00 in Ubuntu 8.04

Hi, I am trying to install root v5-22-00 on Ubuntu 8.04 64bit, but I get the following error:

bin/rmkdepend -R -fnet/net/src/TGrid.d -Y -w 1000 -- -pipe -m64 -Wall -W -Woverloaded-virtual -fPIC -Iinclude -DR__HAVE_CONFIG -pthread -D__cplusplus -- net/net/src/TGrid.cxx
g++ -O2 -pipe -m64 -Wall -W -Woverloaded-virtual -fPIC -Iinclude -DR__HAVE_CONFIG -pthread  -o net/net/src/TGrid.o -c net/net/src/TGrid.cxx
net/net/src/TFTP.cxx: In member function ‘void TFTP::Init(const char*, Int_t, Int_t)’:
net/net/src/TFTP.cxx:118: error: invalid use of incomplete type ‘struct TSecContext’
include/TVirtualAuth.h:26: error: forward declaration of ‘struct TSecContext’
net/net/src/TFTP.cxx: In member function ‘virtual void TFTP::Print(const Option_t*) const’:
net/net/src/TFTP.cxx:166: error: invalid use of incomplete type ‘struct TSecContext’
include/TVirtualAuth.h:26: error: forward declaration of ‘struct TSecContext’
make: *** [net/net/src/TFTP.o] Error 1
make: *** Waiting for unfinished jobs....

Here is the output of gcc -v

Using built-in specs.
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --enable-languages=c,c++,fortran,objc,obj-c++,treelang --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --enable-nls --with-gxx-include-dir=/usr/include/c++/4.2 --program-suffix=-4.2 --enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --enable-mpfr --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
Thread model: posix
gcc version 4.2.4 (Ubuntu 4.2.4-1ubuntu3)

Cna anybody help me in solving this problem?
Thanks

Hi,

on Ubuntu 8.10 64-bit I and gcc 4.3.2 I cannot reproduce this problem.

Cheers, Fons.