Hi all I am trying to install Zope on Mandrake 9.0.I am tryiong to follow the step by step procedure.When I try to configure psycopg I get the follwing error : checking PostgreSQL version... configure: error: missing PostgreSQL headers Could someone please point me in the right direction here. The detailed error thrown is given below. [root@ws26 psycopg-1.0.14]# /configure --with-python=/home/zope/Zope-2.5.1-linux2-x86/bin/python --with -zope=/home/zope/Zope-2.5.1-linux2-x86 --with-mxdatetime-includes=/home/zope /Zope-2.5.1-linux2-x86/lib/python2.1/site-packages/mx/DateTime/mxDateTime - -with-postgresql-includes=/usr/include/pgsql --with-postgres-libraries=/usr/ lib loading cache ./config.cache checking for python... /home/zope/Zope-2.5.1-linux2-x86/bin/python checking python version... 2.1 checking python installation prefix... /home/zope/Zope-2.5.1-linux2-x86 checking python installation exec_prefix... /home/zope/Zope-2.5.1-linux2-x86 checking definitions in Python library makefile... done checking for install... /usr/bin/install checking location of python library... $(prefix)/lib/python2.1/site-packages checking location of python shared modules... $(exec_prefix)/lib/python2.1/site-packages checking for gcc... gcc checking whether the C compiler (gcc ) works... yes checking whether the C compiler (gcc ) is a cross-compiler... no checking whether we are using GNU C... yes checking whether gcc accepts -g... yes checking how to run the C preprocessor... gcc -E checking whether make sets ${MAKE}... yes checking for inline... inline checking PostgreSQL version... configure: error: missing PostgreSQL headers Thanks for all help in advance Best Regards John Kunchandy --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.456 / Virus Database: 256 - Release Date: 2/18/2003