--- configure
+++ configure
@@ -9,7 +9,7 @@
 
 BJAM=""
 TOOLSET=""
-BJAM_CONFIG=""
+BJAM_CONFIG=${BJAM_CONFIG:-""}
 BUILD=""
 PREFIX=/usr/local
 EPREFIX=
@@ -318,6 +318,7 @@
 cat > Makefile <<EOF
 BJAM=$BJAM
 BJAM_CONFIG=$BJAM_CONFIG
+BJAM_TARGET=$BJAM_TARGET
 PREFIX=$PREFIX
 EPREFIX=$EPREFIX
 LIBDIR=$LIBDIR
@@ -325,9 +326,9 @@
 LIBS=$LIBS
 
 all: .dummy
-	@echo "\$(BJAM) \$(BJAM_CONFIG) --user-config=user-config.jam \$(LIBS)"
-	@\$(BJAM) \$(BJAM_CONFIG) --user-config=user-config.jam \$(LIBS) || \\
-	echo "Not all Boost libraries built properly."
+	@echo "\$(BJAM) \$(BJAM_CONFIG) --user-config=user-config.jam \$(LIBS) stage \$(BJAM_TARGET) "
+	@\$(BJAM) \$(BJAM_CONFIG) --user-config=user-config.jam \$(LIBS) stage \$(BJAM_TARGET) || \\
+	(echo "Not all Boost libraries built properly."; exit 1)
 
 clean: .dummy
 	rm -rf bin.v2