FreeBSD 7-amd-64 broken-ness

Tried getting PL/Java working, then went with the test code here:
http://developer.apple.com/internet/opensource/postgres.html

Said code works on FreeBSD 6.3-i386

Here is the brokeness on amd64

$ java PgTest test liz liz
Caught Exception:
org.postgresql.util.PSQLException: The connection attempt failed.
org.postgresql.util.PSQLException: The connection attempt failed.
        at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(Conne
ctionFactoryImpl.java:137)
        at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactor
y.java:66)
        at org.postgresql.jdbc2.AbstractJdbc2Connection.<init>(AbstractJdbc2Conn
ection.java:124)
        at org.postgresql.jdbc3.AbstractJdbc3Connection.<init>(AbstractJdbc3Conn
ection.java:30)
        at org.postgresql.jdbc3g.Jdbc3gConnection.<init>(Jdbc3gConnection.java:2
4)
        at org.postgresql.Driver.makeConnection(Driver.java:386)
        at org.postgresql.Driver.connect(Driver.java:260)
        at java.sql.DriverManager.getConnection(DriverManager.java:525)
        at java.sql.DriverManager.getConnection(DriverManager.java:171)
        at PgTest.<init>(PgTest.java:26)
        at PgTest.main(PgTest.java:63)
Caused by: java.net.SocketException: Invalid argument
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
        at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
        at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
        at java.net.Socket.connect(Socket.java:520)
        at java.net.Socket.connect(Socket.java:470)
        at java.net.Socket.<init>(Socket.java:367)
        at java.net.Socket.<init>(Socket.java:180)
        at org.postgresql.core.PGStream.<init>(PGStream.java:62)
        at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(Conne
ctionFactoryImpl.java:77)
        ... 10 more


$ netstat -an | grep 5432
tcp4       0      0  *.5432                 *.*                    LISTEN
tcp6       0      0  *.5432                 *.*                    LISTEN
tcp4       0      0  127.0.0.1.*            127.0.0.1.5432         CLOSED
ffffff0084f357c0 stream      0      0 ffffff0057e729b0        0        0
0 /tmp/.s.PGSQL.5432
$


COMMAND    PID  USER   FD   TYPE             DEVICE SIZE/OFF NODE NAME
postgres 37455 pgsql    4u  IPv6 0xffffff0084af25b0      0t0  TCP *:postgresql (
LISTEN)
postgres 37455 pgsql    5u  IPv4 0xffffff0084af0b60      0t0  TCP *:postgresql (
LISTEN)
postgres 37455 pgsql    7u  IPv6 0xffffff00a52bd000      0t0  UDP localhost:6410
0->localhost:64100
postgres 37457 pgsql    7u  IPv6 0xffffff00a52bd000      0t0  UDP localhost:6410
0->localhost:64100
postgres 37458 pgsql    7u  IPv6 0xffffff00a52bd000      0t0  UDP localhost:6410
0->localhost:64100


I do have a truss output at
http://www.milestonerdl.com/jdbc/truss.html