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-rw-r--r--usr.bin/whois/whois.16
1 files changed, 5 insertions, 1 deletions
diff --git a/usr.bin/whois/whois.1 b/usr.bin/whois/whois.1
index 18a6383..28efda1 100644
--- a/usr.bin/whois/whois.1
+++ b/usr.bin/whois/whois.1
@@ -40,7 +40,7 @@
.Nd "Internet domain name and network number directory service"
.Sh SYNOPSIS
.Nm
-.Op Fl aAdgiIlmQrR6
+.Op Fl aAbdgiIlmQrR6
.Op Fl c Ar country-code | Fl h Ar host
.Op Fl p Ar port
.Ar name ...
@@ -73,6 +73,10 @@ Use the Asia/Pacific Network Information Center
database.
It contains network numbers used in East Asia, Australia,
New Zealand, and the Pacific islands.
+.It Fl b
+Use the Network Abuse Clearinghouse database.
+It contains addresses to which network abuse should be reported,
+indexed by domain name.
.It Fl c Ar country-code
This is the equivalent of using the
.Fl h
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