Pg.so bug

sorry, again, fully filled
============================================================================
POSTGRESQL BUG REPORT TEMPLATE
============================================================================

Your name : Daniel Peder
Your email address :dpeder(at)infoset(dot)cz

System Configuration
---------------------
Architecture (example: Intel Pentium) :Intel Pentium

Operating System (example: Linux 2.0.26 ELF) :Kernel 2.2.5-22 on an i586

PostgreSQL version (example: PostgreSQL-6.5.1): PostgreSQL-6.5.1

Compiler used (example: gcc 2.8.0) : n/a, used already compiled code

Please enter a FULL description of your problem:
------------------------------------------------
perl itself and anything other is runnig well
trying to ""use"" Pg.pm I am getting this message:

Can't load '/usr/lib/perl5/site_perl/i386-linux/auto/Pg/Pg.so' for module Pg: /usr/lib/perl5/site_perl/i386-linux/auto/Pg/Pg.so: undefined symbol: Perl_markstack_ptr at usr/lib/perl5/5.00503/i386-linux/DynaLoader.pm line 169.

Please describe a way to repeat the problem. Please try to provide a
concise reproducible example, if at all possible:
----------------------------------------------------------------------
from linux console:

[root(at)linux2 ]# cat test.pm

#!/usr/bin/perl -w
use Pg.pm;
1;

[root(at)linux2 ]# perl -c test.pm

Can't load '/usr/lib/perl5/site_perl/i386-linux/auto/Pg/Pg.so' for module Pg: /usr/lib/perl5/site_perl/i386-linux/auto/Pg/Pg.so: undefined symbol: Perl_markstack_ptr at usr/lib/perl5/5.00503/i386-linux/DynaLoader.pm line 169.
...

If you know how this problem might be fixed, list the solution below:
---------------------------------------------------------------------