$FreeBSD$
Set to use the unified object directory format for .Xr build 7 targets. For cross-builds, native-builds, and sub-directory builds, the format of

a ${MAKEOBJDIRPREFIX}/${.CURDIR}/${TARGET}.${TARGET_ARCH} is used.

p This option is transitional and will be removed before the 12.0 release, at which time .va WITH_UNIFIED_OBJDIR will be enabled permanently.