Added a -6 option to lookup information using the whois.6bone.net

database.

PR:		misc/10803 misc/10804

2 files changed, 10 insertions, 2 deletions

diff --git a/usr.bin/whois/whois.1 b/usr.bin/whois/whois.1
index 4dd0184..b2499e4 100644
--- a/usr.bin/whois/whois.1
+++ b/usr.bin/whois/whois.1
@@ -117,6 +117,10 @@ Use the Russia Network Information Center
 database.  It contains network numbers and domain contact information
 for subdomains of
 .Tn \&.RU .
+.It Fl 6
+Use the IPv6 Resource Center
+.Pq Tn 6bone
+database.  It contains network names and addresses for the IPv6 network.
 .El
 .Pp
 The operands specified to
diff --git a/usr.bin/whois/whois.c b/usr.bin/whois/whois.c
index 2aba8f2..32f0f7d 100644
--- a/usr.bin/whois/whois.c
+++ b/usr.bin/whois/whois.c
@@ -67,6 +67,7 @@ static const char rcsid[] =
 #define	RUNICHOST	"whois.ripn.net"
 #define	MNICHOST	"whois.ra.net"
 #define	QNICHOST_TAIL	".whois-servers.net"
+#define	SNICHOST	"whois.6bone.net"
 #define	WHOIS_PORT	43
 
 #define WHOIS_RECURSE		0x01
@@ -97,7 +98,7 @@ main(argc, argv)
 	qnichost = NULL;
 	flags = 0;
 	use_qnichost = 0;
-	while ((ch = getopt(argc, argv, "adgh:impQrR")) != -1)
+	while ((ch = getopt(argc, argv, "adgh:impQrR6")) != -1)
 		switch((char)ch) {
 		case 'a':
 			host = ANICHOST;
@@ -129,6 +130,9 @@ main(argc, argv)
 		case 'R':
 			host = RUNICHOST;
 			break;
+		case '6':
+			host = SNICHOST;
+			break;
 		case '?':
 		default:
 			usage();
@@ -276,6 +280,6 @@ static void
 usage()
 {
 	(void)fprintf(stderr,
-	    "usage: whois [-adgimpQrR] [-h hostname] name ...\n");
+	    "usage: whois [-adgimpQrR6] [-h hostname] name ...\n");
 	exit(EX_USAGE);
 }