Reporting a bug as requested:

[root]

Here is the console output.
Building python on FreeBSD 4.10 STABLE

===>  Vulnerability check disabled
===>  Found saved configuration for python-2.3.4
>> Python-2.3.4.tgz doesn't seem to exist in /usr/ports/distfiles/python.
>> Attempting to fetch from http://www.python.org/ftp/python/2.3.4/.
Python-2.3.4.tgz                              100% of 8303 kB  104 kBps 00m00s
===>  Extracting for python-2.3.4
>> Checksum OK for python/Python-2.3.4.tgz.
/usr/bin/sed -e '1s,^.*$,#!/usr/local/bin/python2.3,'  
/usr/ports/lang/python/work/Python-2.3.4/Tools/scripts/pydoc > 
/usr/ports/lang/python/work/pydoc2.3
/usr/bin/sed -e '1s,^.*$,#!/usr/local/bin/python2.3,'  
/usr/ports/lang/python/work/Python-2.3.4/Tools/scripts/idle > 
/usr/ports/lang/python/work/idle2.3
===>  Patching for python-2.3.4
/usr/bin/sed -i.bak -e  's,/usr/doc/python-docs-,/usr/local/share/doc/python,g' 
 /usr/ports/lang/python/work/Python-2.3.4/Lib/pydoc.py
===>  Applying FreeBSD patches for python-2.3.4
===>  Configuring for python-2.3.4
checking MACHDEP... freebsd4
checking EXTRAPLATDIR... 
checking for --without-gcc... no
checking for --with-cxx=<compiler>... no
checking for c++... c++
checking for C++ compiler default output... a.out
checking whether the C++ compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables... 
checking for gcc... cc
checking for C compiler default output... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables... 
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether cc accepts -g... yes
checking for cc option to accept ANSI C... none needed
checking how to run the C preprocessor... cc -E
checking for egrep... grep -E
checking for AIX... no
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... no
checking for unistd.h... yes
checking minix/config.h usability... no
checking minix/config.h presence... no
checking for minix/config.h... no
checking for --with-suffix... 
checking for case-insensitive build directory... no
checking LIBRARY... libpython$(VERSION).a
checking LINKCC... $(PURIFY) $(CC)
checking for --enable-shared... no
checking LDLIBRARY... libpython$(VERSION).a
checking for ranlib... ranlib
checking for ar... ar
checking for a BSD-compatible install... /usr/bin/install -c -o root -g wheel
checking for --with-pydebug... no
checking whether cc accepts -fno-strict-aliasing... yes
checking whether cc accepts -OPT:Olimit=0... no
checking whether cc accepts -Olimit 1500... no
checking whether pthreads are available without options... yes
checking whether c++ also accepts flags for thread support... no
checking for ANSI C header files... (cached) yes
checking dlfcn.h usability... yes
checking dlfcn.h presence... yes
checking for dlfcn.h... yes
checking fcntl.h usability... yes
checking fcntl.h presence... yes
checking for fcntl.h... yes
checking grp.h usability... yes
checking grp.h presence... yes
checking for grp.h... yes
checking limits.h usability... yes
checking limits.h presence... yes
checking for limits.h... yes
checking langinfo.h usability... yes
checking langinfo.h presence... yes
checking for langinfo.h... yes
checking libintl.h usability... no
checking libintl.h presence... no
checking for libintl.h... no
checking locale.h usability... yes
checking locale.h presence... yes
checking for locale.h... yes
checking ncurses.h usability... no
checking ncurses.h presence... yes
configure: WARNING: ncurses.h: present but cannot be compiled
configure: WARNING: ncurses.h: check for missing prerequisite headers?
configure: WARNING: ncurses.h: proceeding with the preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for ncurses.h... yes


Stopped it to report the bug.
-mb
address@hidden
address@hidden