from(1) on FreeBSD
The text 52996807a31f, as FreeBSD 10.1-RELEASE shipped it.
print names of those who have sent mail
Flags it lists
-
-c -
-f -
-s
The text 52996807a31f, as FreeBSD 10.1-RELEASE shipped it.
print names of those who have sent mail
-c
-f
-s