<   columns and indexes with many duplicate keys

FreeBSD doesn't add .EXE to links.

Michiel Ephraim

'information_schema' is considered a system schema by various
pg_stat*_*_{tables,sequences} views.

Fabien COELHO

for "aclitem" so that it is not an opaque datatype.

I needed these functions to browse aclitems from user land. I can load
them when necessary, but it seems to me that these accessors for a
backend type belong to the backend, so I submit them.

Fabien Coelho

	-D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS

for all ports.  It can't hurt if they are not supported, but it makes
our job easier for porting.

Should fix Darwin compile and other platforms without mucking with the
thread detection code.

some unused #include directives from bufmgr.c, and clarify comments in
bufmgr.h and buf.h

be compiled yet.

from Alvaro Herrera. Also, removed lispsort.c, since it is no longer
used.

when the command that generated the PGresult was an EXECUTE of an
appropriate prepared statement.

with threaded applications.

Add test for cross-compiles that they have to run the thread_test
program on the target machine.

configure.