Move buildroot to bsp directory.

bsp/buildroot/package/libnet/Config.in

@@ -0,0 +1,12 @@
+config BR2_PACKAGE_LIBNET
+	bool "libnet"
+	# Build with musl fails due to header issues
+	depends on !BR2_TOOLCHAIN_USES_MUSL
+	help
+	  libnet provides a portable framework for low-level network
+	  packet construction.
+
+	  http://sourceforge.net/projects/libnet-dev
+
+comment "libnet needs a (e)glibc or uClibc toolchain"
+	depends on BR2_TOOLCHAIN_USES_MUSL

bsp/buildroot/package/libnet/libnet.hash

@@ -0,0 +1,3 @@
+# From https://sourceforge.net/projects/libnet-dev/files/
+sha1 dffff71c325584fdcf99b80567b60f8ad985e34c libnet-1.1.6.tar.gz
+md5 710296fe424a49344e5fcc0d09e53317 libnet-1.1.6.tar.gz

bsp/buildroot/package/libnet/libnet.mk

@@ -0,0 +1,15 @@
+################################################################################
+#
+# libnet
+#
+################################################################################
+
+LIBNET_VERSION = 1.1.6
+LIBNET_SITE = http://sourceforge.net/projects/libnet-dev/files
+LIBNET_INSTALL_STAGING = YES
+# PF_PACKET is always available on Linux
+LIBNET_CONF_OPTS = libnet_cv_have_packet_socket=yes
+LIBNET_LICENSE = BSD-2c, BSD-3c
+LIBNET_LICENSE_FILES = doc/COPYING
+
+$(eval $(autotools-package))