Index: build.7
===================================================================
--- build.7
+++ build.7
@@ -195,7 +195,11 @@
 .Pa etc ,
 and
 .Pa release .
-The actual build location prefix used is
+Build location can be changed from the default
+.Pa /usr/obj
+directory by setting the
+.Pa  MAKEOBJDIRPREFIX
+shell variable.  The actual build location prefix used is
 .Pa ${MAKEOBJDIRPREFIX}${.CURDIR}
 for native builds, and
 .Pa ${MAKEOBJDIRPREFIX}/${TARGET}${.CURDIR}
@@ -278,6 +282,11 @@
 .Bl -tag -width ".Cm distributekernel"
 .It Cm buildkernel
 Rebuild the kernel and the kernel modules.
+Build location can be changed from the default
+.Pa /usr/obj
+directory by setting the
+.Pa  MAKEOBJDIRPREFIX
+shell variable. 
 .It Cm installkernel
 Install the kernel and the kernel modules to directory
 .Pa ${DESTDIR}/boot/kernel ,