pgsql: Silence compiler warning about uninitialized variable, noted by

Silence compiler warning about uninitialized variable, noted by
Itagaki Takahiro

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=postgresql.git;a=commitdiff;h=56d77c9e56adbd856beba00af3dc607687d30198

Modified Files
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src/bin/pg_dump/pg_backup_archiver.c |    1 +
1 files changed, 1 insertions(+), 0 deletions(-)