diff --git a/Mk/bsd.port.mk b/Mk/bsd.port.mk
index a1febdeea2ef..36853128195b 100644
--- a/Mk/bsd.port.mk
+++ b/Mk/bsd.port.mk
@@ -3,7 +3,7 @@
 #	bsd.port.mk - 940820 Jordan K. Hubbard.
 #	This file is in the public domain.
 #
-# $Id: bsd.port.mk,v 1.180 1995/10/02 22:12:47 asami Exp $
+# $Id: bsd.port.mk,v 1.181 1995/10/04 11:13:52 asami Exp $
 #
 # Please view me with 4 column tabs!
 
@@ -96,6 +96,7 @@
 # GNU_CONFIGURE	- Set if you are using GNU configure (optional).
 # CONFIGURE_SCRIPT - Name of configure script, defaults to 'configure'.
 # CONFIGURE_ARGS - Pass these args to configure, if ${HAS_CONFIGURE} set.
+# CONFIGURE_ENV  - Pass these env (shell-like) to configure, if ${HAS_CONFIGURE} set.
 # IS_INTERACTIVE - Set this if your port needs to interact with the user
 #				  during a build.  User can then decide to skip this port by
 #				  setting ${BATCH}, or compiling only the interactive ports
@@ -599,7 +600,7 @@ do-configure:
 	@(cd ${WRKSRC}; CC="${CC}" ac_cv_path_CC="${CC}" CFLAGS="${CFLAGS}" \
 	    INSTALL="/usr/bin/install -c -o ${BINOWN} -g ${BINGRP}" \
 	    INSTALL_PROGRAM="/usr/bin/install ${COPY} ${STRIP} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE}" \
-	    ./${CONFIGURE_SCRIPT} ${CONFIGURE_ARGS})
+	    ${CONFIGURE_ENV} ./${CONFIGURE_SCRIPT} ${CONFIGURE_ARGS})
 .endif
 .if defined(USE_IMAKE)
 	@(cd ${WRKSRC}; ${XMKMF})