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-rw-r--r--share/man/man7/build.79
1 files changed, 8 insertions, 1 deletions
diff --git a/share/man/man7/build.7 b/share/man/man7/build.7
index 1df9b084726f..2195d1147820 100644
--- a/share/man/man7/build.7
+++ b/share/man/man7/build.7
@@ -25,7 +25,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.Dd February 3, 2025
+.Dd March 8, 2025
.Dt BUILD 7
.Os
.Sh NAME
@@ -554,6 +554,13 @@ Overrides which kernel to build and install for the various kernel
make targets.
It defaults to
.Cm GENERIC .
+.It Va KERNBUILDDIR
+Overrides the default directory to get all the opt_*.h files for
+building a kernel module.
+Useful for stand-alone modules that depend on
+.Xr config 8
+options.
+Automatically set for modules built with a kernel.
.It Va KERNCONFDIR
Overrides the directory in which
.Va KERNCONF