7.4 build problem on Linux Vserver

Hi all,

I get the following build error when attempting to build 7.4 in a Linux
Vserver (like a FreeBSD jail) built on Slackware 9.1 with the 2.4.22
kernel:

make -C doc all
make[1]: Entering directory `/usr/local/src/postgresql-7.4/doc'
gzip -d -c man.tar.gz | /bin/tar xf -
for file in man1/*.1; do \
mv $file $file.bak && \
sed -e 's/\\fR(l)/\\fR(7)/' $file.bak >$file && \
rm -f $file.bak || exit; \
done
/bin/sh ../config/mkinstalldirs man7
mkdir man7
for file in manl/*.l; do \
sed -e '/^\.TH/s/"l"/"7"/' \
-e 's/\\fR(l)/\\fR(7)/' \
$file >man7/`basename $file | sed 's/.l$/.7/'` || exit; \ done
make[1]: Leaving directory `/usr/local/src/postgresql-7.4/doc'
make -C src all
make[1]: Entering directory `/usr/local/src/postgresql-7.4/src'
make -C port all
make[2]: Entering directory `/usr/local/src/postgresql-7.4/src/port'
gcc -O2 -fno-strict-aliasing -Wall -Wmissing-prototypes
-Wmissing-declarations prod -I../../src/include -D_GNU_SOURCE
-I/usr/include -c -o path.o path.c
gcc: cannot specify -o with -c or -S and multiple compilations
make[2]: *** [path.o] Error 1
make[2]: Leaving directory `/usr/local/src/postgresql-7.4/src/port'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/usr/local/src/postgresql-7.4/src'
make: *** [all] Error 2

root(at)developer:/usr/local/src/postgresql-7.4# uname -a Linux
developer.pgadmin.org 2.4.22-vs1.20 #14 SMP Wed Dec 10 19:49:23 GMT 2003
i686 unknown unknown GNU/Linux

root(at)developer:/usr/local/src/postgresql-7.4# gcc --version gcc (GCC)
3.2.3 Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is
NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.

Configured with: ./configure --with-openssl=/usr

Any ideas what may be causing this?

Thanks, Dave.