Poking around signify and learned that `verifyzdata` calls `verifymsg` with `1` hardcoded in the `quiet` parameter.
I do appreciate that there is a distinction between case 'z' setting `quiet = 1` vs `verifyzdata` passing `1` as an argument, so maybe this diff doesn't quiet capture a truth: Index: signify.1 =================================================================== RCS file: /cvs/src/usr.bin/signify/signify.1,v retrieving revision 1.47 diff -u -p -r1.47 signify.1 --- signify.1 8 May 2019 17:55:41 -0000 1.47 +++ signify.1 26 Jul 2019 02:56:10 -0000 @@ -129,7 +129,8 @@ Sign and verify archives, where the signing data is embedded in the .Xr gzip 1 -header. +header. Implies +.Fl q . .El .Pp The key and signature files created by
