FreeBSD_HEAD_arm64 - Build #2632 - Fixed

[jenkins-admin at FreeBSD.org]

FreeBSD_HEAD_arm64 - Build #2632 - Fixed:

Build information: https://jenkins.FreeBSD.org/job/FreeBSD_HEAD_arm64/2632/
Full change log: https://jenkins.FreeBSD.org/job/FreeBSD_HEAD_arm64/2632/changes
Full build log: https://jenkins.FreeBSD.org/job/FreeBSD_HEAD_arm64/2632/console

Change summaries:

296979 by sjg:
xo_config.h no longer in contrib, so -I's needed

PR:		/homes/sjg/commit-logs/freebsd/libxo/xo_config.diff
Reviewed by:	jkim