httpd(8) on macOS
The text 39265608e8b4, as Mac OS X 10.6.6, Mac OS X 10.6.5, Mac OS X 10.6.4, Mac OS X 10.6.3, Mac OS X 10.6.2, Mac OS X 10.6.1, Mac OS X 10.6, Mac OS X 10.5.8, Mac OS X 10.5.7, Mac OS X 10.5.6, Mac OS X 10.5.5, Mac OS X 10.5.4, Mac OS X 10.5.3, Mac OS X 10.5.2, Mac OS X 10.5.1, Mac OS X 10.5 shipped it.
Apache Hypertext Transfer Protocol Server
Flags it lists
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-C -
-D -
-E -
-L -
-M -
-R -
-S -
-V -
-X -
-c -
-d -
-e -
-f -
-h -
-k -
-l -
-n -
-t -
-v -
-w