sparc support hasn't existed for 6 releases, the following diff removes some remaining references to sun4c and sun4e machines in the manpages.
Cheers, Joe Index: hme.4 =================================================================== RCS file: /cvs/src/share/man/man4/hme.4,v retrieving revision 1.15 diff -u -p -r1.15 hme.4 --- hme.4 27 Mar 2015 21:15:46 -0000 1.15 +++ hme.4 3 Nov 2019 15:34:25 -0000 @@ -98,8 +98,3 @@ support for the .Nm first appeared in .Ox 2.4 . -.Sh CAVEATS -The -.Nm -SBus cards will not function in a sun4c or sun4e class machine, -due to SBus limitations on these systems. Index: options.4 =================================================================== RCS file: /cvs/src/share/man/man4/options.4,v retrieving revision 1.266 diff -u -p -r1.266 options.4 --- options.4 6 Sep 2019 21:30:32 -0000 1.266 +++ options.4 3 Nov 2019 15:34:25 -0000 @@ -265,13 +265,6 @@ retaining the safety of synchronous meta Soft updates must be enabled on a per-filesystem basis. See .Xr mount 8 . -.Pp -Processors with a small kernel address space, such as the sun4 and sun4c, do -not have enough kernel memory to support soft updates. -Attempts to use this option with these CPUs will cause a kernel hang or panic -after a short period of use as the kernel will quickly run out of memory. -This is not related to the amount of physical memory present in the -machine \(em it is a limitation of the CPU architecture itself. .It Cd option FIFO Adds support for .At V
