diff --git a/etc/defaults/make.conf b/etc/defaults/make.conf
index 648b8939643e..12abe9e8059d 100644
--- a/etc/defaults/make.conf
+++ b/etc/defaults/make.conf
@@ -1,4 +1,4 @@
-# $Id$
+# $Id: make.conf,v 1.51 1997/09/28 09:29:11 markm Exp $
 #
 # This file, if present, will be read by make (see /usr/share/mk/sys.mk).
 # It allows you to override macro definitions to make without changing
@@ -103,6 +103,13 @@
 #
 #FTP_PASSIVE_MODE=	YES
 #
+# If you're resident in the USA, this will help various ports to determine
+# whether or not they should attempt to comply with the various U.S.
+# export regulations on certain types of software which do not apply to
+# anyone else in the world.
+#
+#USA_RESIDENT=		YES
+#
 #
 # Port master sites.
 #
diff --git a/etc/make.conf b/etc/make.conf
index 648b8939643e..12abe9e8059d 100644
--- a/etc/make.conf
+++ b/etc/make.conf
@@ -1,4 +1,4 @@
-# $Id$
+# $Id: make.conf,v 1.51 1997/09/28 09:29:11 markm Exp $
 #
 # This file, if present, will be read by make (see /usr/share/mk/sys.mk).
 # It allows you to override macro definitions to make without changing
@@ -103,6 +103,13 @@
 #
 #FTP_PASSIVE_MODE=	YES
 #
+# If you're resident in the USA, this will help various ports to determine
+# whether or not they should attempt to comply with the various U.S.
+# export regulations on certain types of software which do not apply to
+# anyone else in the world.
+#
+#USA_RESIDENT=		YES
+#
 #
 # Port master sites.
 #
diff --git a/share/examples/etc/make.conf b/share/examples/etc/make.conf
index 648b8939643e..12abe9e8059d 100644
--- a/share/examples/etc/make.conf
+++ b/share/examples/etc/make.conf
@@ -1,4 +1,4 @@
-# $Id$
+# $Id: make.conf,v 1.51 1997/09/28 09:29:11 markm Exp $
 #
 # This file, if present, will be read by make (see /usr/share/mk/sys.mk).
 # It allows you to override macro definitions to make without changing
@@ -103,6 +103,13 @@
 #
 #FTP_PASSIVE_MODE=	YES
 #
+# If you're resident in the USA, this will help various ports to determine
+# whether or not they should attempt to comply with the various U.S.
+# export regulations on certain types of software which do not apply to
+# anyone else in the world.
+#
+#USA_RESIDENT=		YES
+#
 #
 # Port master sites.
 #