I don't get any new window popup. This is all in the Windows command line. The output is the same as the above post:

...

  CPAN.pm: Going to build T/TU/TURNSTEP/DBD-Pg-2.15.1.tar.gz

Set up gcc environment - 3.4.5 (mingw-vista special r3)
Configuring DBD::Pg 2.15.1
Path to pg_config? C:\Program-Files\PostgreSQL\8.4\bin\pg_config.exe
PostgreSQL version: 80400 (default port: 5432)
POSTGRES_HOME: (not set)
POSTGRES_INCLUDE: C:/PROGRA~2/POSTGR~1/8.4/include
POSTGRES_LIB: C:/PROGRA~2/POSTGR~1/8.4/lib
OS: MSWin32
Checking if your kit is complete...
Looks good
Note (probably harmless): No library found for -lpq
Using DBI 1.607 (for perl 5.010001 on MSWin32-x86-multi-thread) instal
+led in C:/Program-Files/Perl/lib/auto/DBI/
Writing Makefile for DBD::Pg

==========================================================

WARNING! No libpq libraries were detected!

You need to install the postgresql-libs package for your system,

or set the POSTGRES_LIB environment variable to the correct place.

Removing (Makefile)

===========================================================

Warning: No success on command[C:\Program-Files\Perl\bin\perl.exe Make
+file.PL INSTALLDIRS=site]
  TURNSTEP/DBD-Pg-2.15.1.tar.gz
  C:\Program-Files\Perl\bin\perl.exe Makefile.PL INSTALLDIRS=site -- N
+OT OK
Running make test
  Make had some problems, won't test
Running make install
  Make had some problems, won't install
Failed during this command:
 TURNSTEP/DBD-Pg-2.15.1.tar.gz                : writemakefile NO 'C:\P
+rogram-Files\Perl\bin\perl.exe Makefile.PL INSTALLDIRS=site' returned
+ status 256
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