walk(1): clarify how -n argument works (thanks umbraticus)

Make it clear what happens if you omit the ',' when specifying '-n'.
2020-08-26 21:17:17 -07:00 · 2020-08-26 21:17:17 -07:00 · 26ac80481d
commit 26ac80481d
parent 68aa4d5254
1 changed files with 4 additions and 0 deletions
--- a/sys/man/1/walk
+++ b/sys/man/1/walk
@ -47,6 +47,10 @@ Both
 and
 .I max
 are optional.
+A number
+.I n
+with no comma is equivalne to
+.IR 0,n .
 .TP
 .B -e statfmt
 Setting the statfmt string allows specifying the data