pgsql: Fixed compiler warning for enum handling

Log Message:
-----------
Fixed compiler warning for enum handling

Modified Files:
--------------
pgsql/src/interfaces/ecpg/preproc:
output.c (r1.20 -> r1.21)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/preproc/output.c?r1=1.20&r2=1.21)
pgsql/src/interfaces/ecpg/test/expected:
compat_informix-rnull.c (r1.13 -> r1.14)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/compat_informix-rnull.c?r1=1.13&r2=1.14)
compat_informix-test_informix.c (r1.13 -> r1.14)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/compat_informix-test_informix.c?r1=1.13&r2=1.14)
compat_informix-test_informix2.c (r1.15 -> r1.16)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/compat_informix-test_informix2.c?r1=1.15&r2=1.16)
connect-test2.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/connect-test2.c?r1=1.12&r2=1.13)
connect-test3.c (r1.13 -> r1.14)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/connect-test3.c?r1=1.13&r2=1.14)
connect-test5.c (r1.9 -> r1.10)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/connect-test5.c?r1=1.9&r2=1.10)
pgtypeslib-dt_test.c (r1.15 -> r1.16)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/pgtypeslib-dt_test.c?r1=1.15&r2=1.16)
pgtypeslib-num_test.c (r1.14 -> r1.15)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/pgtypeslib-num_test.c?r1=1.14&r2=1.15)
preproc-array_of_struct.c (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-array_of_struct.c?r1=1.1&r2=1.2)
preproc-autoprep.c (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-autoprep.c?r1=1.1&r2=1.2)
preproc-define.c (r1.9 -> r1.10)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-define.c?r1=1.9&r2=1.10)
preproc-init.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-init.c?r1=1.8&r2=1.9)
preproc-type.c (r1.9 -> r1.10)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-type.c?r1=1.9&r2=1.10)
preproc-variable.c (r1.11 -> r1.12)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-variable.c?r1=1.11&r2=1.12)
preproc-whenever.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-whenever.c?r1=1.8&r2=1.9)
sql-array.c (r1.9 -> r1.10)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-array.c?r1=1.9&r2=1.10)
sql-binary.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-binary.c?r1=1.8&r2=1.9)
sql-code100.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-code100.c?r1=1.12&r2=1.13)
sql-copystdout.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-copystdout.c?r1=1.12&r2=1.13)
sql-define.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-define.c?r1=1.12&r2=1.13)
sql-desc.c (r1.15 -> r1.16)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-desc.c?r1=1.15&r2=1.16)
sql-dynalloc.c (r1.14 -> r1.15)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-dynalloc.c?r1=1.14&r2=1.15)
sql-dynalloc2.c (r1.13 -> r1.14)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-dynalloc2.c?r1=1.13&r2=1.14)
sql-dyntest.c (r1.16 -> r1.17)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-dyntest.c?r1=1.16&r2=1.17)
sql-execute.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-execute.c?r1=1.8&r2=1.9)
sql-fetch.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-fetch.c?r1=1.8&r2=1.9)
sql-func.c (r1.11 -> r1.12)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-func.c?r1=1.11&r2=1.12)
sql-indicators.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-indicators.c?r1=1.12&r2=1.13)
sql-insupd.c (r1.2 -> r1.3)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-insupd.c?r1=1.2&r2=1.3)
sql-oldexec.c (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-oldexec.c?r1=1.1&r2=1.2)
sql-parser.c (r1.2 -> r1.3)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-parser.c?r1=1.2&r2=1.3)
sql-quote.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-quote.c?r1=1.12&r2=1.13)
sql-show.c (r1.11 -> r1.12)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/sql-show.c?r1=1.11&r2=1.12)
thread-thread.c (r1.14 -> r1.15)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/thread-thread.c?r1=1.14&r2=1.15)
thread-thread_implicit.c (r1.14 -> r1.15)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/thread-thread_implicit.c?r1=1.14&r2=1.15)