Index: build.7
===================================================================
--- build.7
+++ build.7
@@ -195,6 +195,12 @@
 .Pa etc ,
 and
 .Pa release .
+The object directory can be changed from the default
+.Pa /usr/obj
+by setting the
+.Pa  MAKEOBJDIRPREFIX
+.Xr make 1
+variable.
 The actual build location prefix used is
 .Pa ${MAKEOBJDIRPREFIX}${.CURDIR}
 for native builds, and
@@ -278,6 +284,12 @@
 .Bl -tag -width ".Cm distributekernel"
 .It Cm buildkernel
 Rebuild the kernel and the kernel modules.
+The object directory can be changed from the default
+.Pa /usr/obj
+by setting the
+.Pa  MAKEOBJDIRPREFIX
+.Xr make 1
+variable. 
 .It Cm installkernel
 Install the kernel and the kernel modules to directory
 .Pa ${DESTDIR}/boot/kernel ,