master(8) on macOS
The text c2a4ca799fd3, as macOS 10.12.6, macOS 10.12.5, macOS 10.12.4, macOS 10.12.3, macOS 10.12.2, macOS 10.12.1, macOS 10.12 shipped it.
Postfix master process
Flags it lists
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-D -
-c -
-d -
-e -
-t -
-v -
-w