[pgpool-committers: 7791] pgpool: Add comments to watchdog.c

[Tatsuo Ishii]

Add comments to watchdog.c

Branch
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V4_2_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=eed7f816254923a6e541b9fc7d113a9548566171

Modified Files
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src/watchdog/watchdog.c | 53 ++++++++++++++++++++++++++++++++++++++++++++-----
1 file changed, 48 insertions(+), 5 deletions(-)