diff --git a/Mk/bsd.port.mk b/Mk/bsd.port.mk
index 1182673cce39..8e4bfceb3b79 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 1.88 1994/12/28 04:14:19 ache Exp $
+# $Id: bsd.port.mk,v 1.89 1994/12/28 04:17:54 ache Exp $
 #
 # Please view me with 4 column tabs!
 
@@ -425,7 +425,7 @@ ${CONFIGURE_COOKIE}:
 		sh ${SCRIPTDIR}/configure; \
 	fi
 .if defined(HAS_CONFIGURE)
-	@(cd ${WRKSRC}; CC="${CC}" CFLAGS="${CFLAGS}" \
+	@(cd ${WRKSRC}; CC="${CC}" ac_cv_path_CC="${CC}" CFLAGS="${CFLAGS}" \
 	    INSTALL="${INSTALL} ${COPY} -o ${BINOWN} -g ${BINGRP}" \
 	    INSTALL_PROGRAM="${INSTALL} ${COPY} ${STRIP} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE}" \
 	    ./configure ${CONFIGURE_ARGS})