can't compile squid-3.0-PRE3 on BSD 5.3 box

any ideas? thx

www6.cdn.#uname -a
FreeBSD www6.cdn 5.3-RELEASE FreeBSD 5.3-RELEASE #0: Tue Nov 16
15:41:52 PST 2004 root@www6.cdn:/usr/obj/usr/src/sys/SMP amd64


www6.cdn#
www6.cdn#
www6.cdn#./configure --prefix=/usr/local/squid-3.0-PRE3 --disable-poll
--disable-select --enable-kqueue --disable-epoll
--disable-ident-lookups


www6.cdn#make
Making all in lib
Making all in libTrie
make all-recursive
Making all in src
if g++ -DHAVE_CONFIG_H -I. -I. -I.. -I../include -Werror -Wall
-Wpointer-arith -Wwrite-strings -Wmissing-prototypes -Wcomments -g -O2
-MT Trie.o -MD -MP -MF ".deps/Trie.Tpo" -c -o Trie.o `test -f
'Trie.cc' || echo './'`Trie.cc; then mv -f ".deps/Trie.Tpo"
".deps/Trie.Po"; else rm -f ".deps/Trie.Tpo"; exit 1; fi
cc1plus: warning: command line option "-Wmissing-prototypes" is valid
for C/ObjC but not for C++
*** Error code 1

Stop in /usr/local/src/squid-3.0-PRE3/lib/libTrie/src.
*** Error code 1

Stop in /usr/local/src/squid-3.0-PRE3/lib/libTrie.
*** Error code 1

Stop in /usr/local/src/squid-3.0-PRE3/lib/libTrie.
*** Error code 1

Stop in /usr/local/src/squid-3.0-PRE3/lib.
*** Error code 1

Stop in /usr/local/src/squid-3.0-PRE3.