Generic WR7 -rt build fails on OP3. Config is: dell-9020:~/7.x/builds/rt$ head config.log # Generated by wrlinux configure at Fri Mar 20 10:20:08 EDT 2015 /7.x/wrlinux-x/wrlinux/configure --enable-board=intel-x86_64 --enable-rootfs=glibc_std --enable-jobs=8 --enable-parallel-pkgbuilds=8 --enable-kernel=preempt_rt --enable-reconfig --with-rcpl-version=0 dell-9020:~/7.x/builds/rt$ compile log for hostapd is full of these lines: cc1: warning: include location "/usr/include/libnl3" is unsafe for cross-compilation [-Wpoison-system-directories] CC main.c cc1: warning: include location "/usr/include/libnl3" is unsafe for cross-compilation [-Wpoison-system-directories] CC config_file.c cc1: warning: include location "/usr/include/libnl3" is unsafe for cross-compilation [-Wpoison-system-directories] CC ../src/ap/hostapd.c cc1: warning: include location "/usr/include/libnl3" is unsafe for cross-compilation [-Wpoison-system-directories] CC ../src/ap/wpa_auth_glue.c cc1: warning: include location "/usr/include/libnl3" is unsafe for cross-compilation [-Wpoison-system-directories] CC ../src/ap/drv_callbacks.c cc1: warning: include location "/usr/include/libnl3" is unsafe for cross-compilation [-Wpoison-system-directories] CC ../src/ap/ap_drv_ops.c cc1: warning: include location "/usr/include/libnl3" is unsafe for cross-compilation [-Wpoison-system-directories] CC ../src/ap/utils.c This causes an overall build failure as follows: Creating export directory Creating project properties ERROR: QA Issue: hostapd: The compile log indicates that host include and/or library paths were used. Please check the log '/7.x/builds/rt/bitbake_build/tmp/work/core2-64-wrs-linux/hostapd/2.2-r0/temp/log.do_compile' for more information. [compile-host-path] ERROR: QA run found fatal errors. Please consider fixing them. ERROR: Function failed: do_package_qa ERROR: Logfile of failure stored in: /7.x/builds/rt/bitbake_build/tmp/work/core2-64-wrs-linux/hostapd/2.2-r0/temp/do_package_qa/log.do_package_qa.24655 ERROR: Task 423 (/7.x/builds/rt/layers/meta-oe-subset/recipes-connectivity/hostapd/hostapd_2.2.bb, do_package_qa) failed with exit code '1' NOTE: Tasks Summary: Attempted 4340 tasks of which 1256 didn't need to be rerun and 1 failed.