>>> hostapd 2.9 Extracting
gzip -d -c /home/buildroot/autobuild/instance-1/dl/hostapd/hostapd-2.9.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9   -xf -
>>> hostapd 2.9 Patching
>>> hostapd 2.9 Configuring
cp /home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/hostapd/defconfig /home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/hostapd/.config
sed -i -e 's/^#\(CONFIG_INTERNAL_LIBTOMMATH\)/\1/' -e 's/^#\(CONFIG_DEBUG_FILE\)/\1/' -e 's/^#\(CONFIG_DEBUG_SYSLOG\)/\1/' -e 's/^#\(CONFIG_DRIVER_NONE\)/\1/' -e 's/^#\(CONFIG_NO_ACCOUNTING\)/\1/' -e 's/^#\(CONFIG_NO_RADIUS\)/\1/' -e 's/^#\(CONFIG_FULL_DYNAMIC_VLAN\)/\1/' -e 's/^#\(CONFIG_VLAN_NETLINK\)/\1/' -e 's/^#\(CONFIG_LIBNL32\)/\1/' -e 's/^\(CONFIG_DRIVER_HOSTAP\)/#\1/' -e 's/^\(CONFIG_DRIVER_NL80211\)/#\1/' -e 's/^\(CONFIG_EAP\)/#\1/' -e 's/^\(CONFIG_OWE\)/#\1/'  -e 's/#\(CONFIG_TLS=openssl\)/\1/' /home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/hostapd/.config
>>> hostapd 2.9 Building
PATH="/home/buildroot/autobuild/instance-1/output-1/host/bin:/home/buildroot/autobuild/instance-1/output-1/host/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games" CFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -I/home/buildroot/autobuild/instance-1/output-1/host/sparc64-buildroot-linux-gnu/sysroot/usr/include/libnl3/" LDFLAGS="" LIBS="`/home/buildroot/autobuild/instance-1/output-1/host/bin/pkg-config --libs openssl`" /usr/bin/make -j4 CC="/home/buildroot/autobuild/instance-1/output-1/host/bin/sparc64-linux-gcc" -C /home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/hostapd
make[1]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/hostapd'
  CC  ../src/ap/wpa_auth_glue.c
  CC  main.c
  CC  ../src/ap/drv_callbacks.c
  CC  ../src/ap/utils.c
  CC  config_file.c
  CC  ../src/ap/ap_drv_ops.c
  CC  ../src/ap/authsrv.c
  CC  ../src/ap/hostapd.c
  CC  ../src/ap/eap_user_db.c
  CC  ../src/ap/ieee802_11_auth.c
  CC  ../src/ap/ap_config.c
  CC  ../src/ap/ieee802_1x.c
  CC  ../src/ap/tkip_countermeasures.c
  CC  ../src/ap/ap_mlme.c
  CC  ../src/ap/sta_info.c
  CC  ../src/ap/preauth_auth.c
  CC  ../src/ap/wpa_auth_ie.c
  CC  ../src/ap/pmksa_cache_auth.c
  CC  ../src/ap/beacon.c
  CC  ../src/ap/ieee802_11_shared.c
  CC  ../src/ap/bss_load.c
  CC  ../src/ap/neighbor_db.c
  CC  ../src/drivers/drivers.c
  CC  ../src/ap/rrm.c
  CC  ../src/ap/wpa_auth.c
  CC  ../src/utils/eloop.c
  CC  ../src/utils/wpabuf.c
  CC  ../src/utils/ip_addr.c
  CC  ../src/utils/common.c
  CC  ../src/utils/wpa_debug.c
  CC  ../src/utils/os_unix.c
  CC  ../src/common/hw_features_common.c
  CC  ../src/eapol_auth/eapol_auth_dump.c
  CC  ../src/common/wpa_common.c
  CC  ../src/common/ieee802_11_common.c
  CC  ../src/ap/vlan_ifconfig.c
  CC  ../src/eapol_auth/eapol_auth_sm.c
  CC  ../src/ap/vlan.c
  CC  ../src/ap/vlan_init.c
  CC  ../src/ap/vlan_util.c
  CC  ../src/common/ctrl_iface_common.c
  CC  ../src/ap/vlan_full.c
  CC  ../src/ap/iapp.c
  CC  ../src/drivers/driver_none.c
  CC  eap_register.c
  CC  ../src/ap/ctrl_iface_ap.c
  CC  ../src/l2_packet/l2_packet_linux.c
  CC  ../src/eap_common/eap_common.c
  CC  ../src/eap_server/eap_server_methods.c
  CC  ctrl_iface.c
  CC  ../src/eap_server/eap_server_identity.c
  CC  ../src/crypto/tls_none.c
  CC  ../src/crypto/aes-omac1.c
  CC  ../src/crypto/sha1-prf.c
  CC  ../src/crypto/sha256-prf.c
  CC  ../src/crypto/sha256-tlsprf.c
  CC  ../src/crypto/sha256-kdf.c
  CC  ../src/eap_server/eap_server.c
  CC  ../src/crypto/crypto_openssl.c
  CC  ../src/crypto/random.c
  CC  ../src/drivers/driver_common.c
  CC  ../src/common/wpa_ctrl.c
  CC  ../src/utils/edit_simple.c
  CC  ../src/common/cli.c
/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/sparc64-buildroot-linux-gnu/7.4.0/../../../../sparc64-buildroot-linux-gnu/bin/ld: ../src/ap/vlan_full.o: in function `br_addif':
vlan_full.c:(.text+0x70): undefined reference to `linux_br_add_if'
/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/sparc64-buildroot-linux-gnu/7.4.0/../../../../sparc64-buildroot-linux-gnu/bin/ld: ../src/ap/vlan_full.o: in function `br_delif':
vlan_full.c:(.text+0x350): undefined reference to `linux_br_del_if'
/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/sparc64-buildroot-linux-gnu/7.4.0/../../../../sparc64-buildroot-linux-gnu/bin/ld: ../src/ap/vlan_full.o: in function `vlan_get_bridge':
vlan_full.c:(.text+0x6b4): undefined reference to `linux_br_add'
/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/sparc64-buildroot-linux-gnu/7.4.0/../../../../sparc64-buildroot-linux-gnu/bin/ld: ../src/ap/vlan_full.o: in function `vlan_put_bridge':
vlan_full.c:(.text+0xa28): undefined reference to `linux_br_del'
collect2: error: ld returned 1 exit status
Makefile:1320: recipe for target 'hostapd' failed
make[1]: *** [hostapd] Error 1
make[1]: *** Waiting for unfinished jobs....
  CC  hostapd_cli.c
make[1]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/hostapd'
package/pkg-generic.mk:238: recipe for target '/home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/.stamp_built' failed
make: *** [/home/buildroot/autobuild/instance-1/output-1/build/hostapd-2.9/.stamp_built] Error 2
make: Leaving directory '/home/buildroot/autobuild/instance-1/buildroot'