ypwhich(1) on OpenBSD
The text 4be665525c5d, as OpenBSD 6.4, OpenBSD 6.3, OpenBSD 6.2, OpenBSD 6.1, OpenBSD 6.0, OpenBSD 5.9, OpenBSD 5.8, OpenBSD 5.7 shipped it.
return hostname of YP server or map master
Flags it lists
-
-d -
-h -
-m -
-t -
-x