bmon: needs ipv6 support

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

CHANGES

@@ -2,7 +2,7 @@
 
 	Fixes all over the tree.
 
-	Updated/fixed packages: aumix, atk, avahi, busybox, cairo,
+	Updated/fixed packages: aumix, atk, avahi, bmon, busybox, cairo,
 	cdrkit, dbus-glib, dbus-python, docker, enchant, fltk, gamin,
 	gettext, gmpc, gob2, grep, gstreamer, gvfs, hal, iconv, icu,
 	libcgicc, libglade, libglib2, libgtk2, libidn, libmms, libmpd,

package/bmon/Config.in

@@ -1,5 +1,9 @@
 config BR2_PACKAGE_BMON
 	bool "bmon"
+	depends on BR2_INET_IPV6
 	select BR2_PACKAGE_NCURSES
 	help
 	  Linux bandwidth monitor
+
+comment "bmon requires a toolchain with IPv6 support"
+	depends on !BR2_INET_IPV6