Another pgindent run with lib typedefs added.

contrib/btree_gist/btree_utils_var.c

contrib/tsearch2/tsvector.c

src/backend/access/transam/xact.c

src/backend/access/transam/xlog.c

src/backend/commands/dbcommands.c

src/backend/commands/tablespace.c

src/backend/commands/vacuum.c

src/backend/commands/variable.c

src/backend/optimizer/plan/planner.c

src/backend/port/beos/support.c

src/backend/port/win32/socket.c

src/backend/storage/lmgr/s_lock.c

src/backend/storage/smgr/md.c

src/backend/storage/smgr/smgr.c

src/backend/utils/adt/date.c

src/backend/utils/adt/datetime.c

src/backend/utils/adt/formatting.c

src/backend/utils/adt/nabstime.c

src/backend/utils/adt/numeric.c

src/backend/utils/adt/selfuncs.c