Index: Mk/bsd.port.mk
===================================================================
--- Mk/bsd.port.mk
+++ Mk/bsd.port.mk
@@ -2141,7 +2141,7 @@
 COPYTREE_SHARE=	${SH} -c '(${FIND} -d $$0 $$2 | ${CPIO} -dumpl $$1 >/dev/null \
 					2>&1) && \
 					${FIND} -d $$0 $$2 -type d -exec chmod 755 $$1/{} \; && \
-					${FIND} -d $$0 $$2 -type f -exec chmod ${SHAREMODE} $$1/{} \;' --
+					${FIND} -d $$0 $$2 -type f -exec chmod ${_SHAREMODE} $$1/{} \;' --
 
 # The user can override the NO_PACKAGE by specifying this from
 # the make command line