Обсуждение: pgsql: Fix redundant error messages in client tools

Fix redundant error messages in client tools

A few client tools duplicate error messages already provided by libpq.

Discussion: https://www.postgresql.org/message-id/flat/3e937641-88a1-e697-612e-99bba4b8e5e4%40enterprisedb.com

Branch
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REL9_5_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/24bbdaa6feace76768b398ddcbbef6efcc2db45a

Modified Files
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src/bin/pg_basebackup/streamutil.c | 3 +--
src/bin/pg_rewind/libpq_fetch.c    | 3 +--
2 files changed, 2 insertions(+), 4 deletions(-)