pgsql: Fix unportable coding in tarCreateHeader().

Fix unportable coding in tarCreateHeader().

uid_t and gid_t might be wider than int on some platforms.
Per buildfarm member brolga.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/a1c802712c369af4085c365cb79c3063b8407ef4

Modified Files
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src/port/tar.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

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