pgsql: Remove BEOS port.

Log Message:
-----------
Remove BEOS port.

Modified Files:
--------------
pgsql:
configure (r1.470 -> r1.471)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.470&r2=1.471)
configure.in (r1.440 -> r1.441)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.in.diff?r1=1.440&r2=1.441)
pgsql/doc/src/sgml:
installation.sgml (r1.251 -> r1.252)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/installation.sgml.diff?r1=1.251&r2=1.252)
runtime.sgml (r1.360 -> r1.361)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/runtime.sgml.diff?r1=1.360&r2=1.361)
pgsql/src:
Makefile.shlib (r1.101 -> r1.102)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/Makefile.shlib.diff?r1=1.101&r2=1.102)
pgsql/src/backend/main:
main.c (r1.98 -> r1.99)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/main/main.c.diff?r1=1.98&r2=1.99)
pgsql/src/backend/port:
Makefile (r1.21 -> r1.22)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/port/Makefile.diff?r1=1.21&r2=1.22)
pgsql/src/backend/postmaster:
fork_process.c (r1.4 -> r1.5)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/postmaster/fork_process.c.diff?r1=1.4&r2=1.5)
pgsql/src/backend/storage/lmgr:
proc.c (r1.171 -> r1.172)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/storage/lmgr/proc.c.diff?r1=1.171&r2=1.172)
pgsql/src/backend/tcop:
postgres.c (r1.475 -> r1.476)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/tcop/postgres.c.diff?r1=1.475&r2=1.476)
pgsql/src/backend/utils/init:
miscinit.c (r1.151 -> r1.152)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/init/miscinit.c.diff?r1=1.151&r2=1.152)
pgsql/src/bin/initdb:
initdb.c (r1.104 -> r1.105)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/initdb/initdb.c.diff?r1=1.104&r2=1.105)
pgsql/src/bin/pg_ctl:
pg_ctl.c (r1.62 -> r1.63)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_ctl/pg_ctl.c.diff?r1=1.62&r2=1.63)
pgsql/src/bin/pg_resetxlog:
pg_resetxlog.c (r1.38 -> r1.39)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_resetxlog/pg_resetxlog.c.diff?r1=1.38&r2=1.39)
pgsql/src/include:
c.h (r1.193 -> r1.194)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/c.h.diff?r1=1.193&r2=1.194)
pg_config.h.in (r1.88 -> r1.89)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.in.diff?r1=1.88&r2=1.89)
pg_config_manual.h (r1.19 -> r1.20)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config_manual.h.diff?r1=1.19&r2=1.20)
pgsql/src/interfaces/ecpg/include:
ecpglib.h (r1.64 -> r1.65)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/include/ecpglib.h.diff?r1=1.64&r2=1.65)
pgsql/src/port:
noblock.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/port/noblock.c.diff?r1=1.8&r2=1.9)
pgsql/src/test/regress:
pg_regress.sh (r1.63 -> r1.64)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/pg_regress.sh.diff?r1=1.63&r2=1.64)

Removed Files:
-------------
pgsql/src/backend/port/beos:
Makefile
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/port/beos/Makefile)
sem.c
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/port/beos/sem.c)
shm.c
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/port/beos/shm.c)
support.c
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/port/beos/support.c)
pgsql/src/backend/port/dynloader:
beos.c
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/port/dynloader/beos.c)
beos.h
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/port/dynloader/beos.h)
pgsql/src/include/port:
beos.h
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/port/beos.h)
pgsql/src/makefiles:
Makefile.beos
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/makefiles/Makefile.beos)
pgsql/src/template:
beos
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/template/beos)