usb: Fix for new compiler

[simavr] / examples / board_usb / Makefile

diff --git a/examples/board_usb/Makefile b/examples/board_usb/Makefile
index 9aa7f47..f7f668e 100644 (file)
--- a/examples/board_usb/Makefile
+++ b/examples/board_usb/Makefile
@@ -45,7 +45,7 @@ ${board} : ${OBJ}/${target}.o
 
 ../vhci/lib/libusb_vhci.a:
        @echo -n "BUILDIN $@ "
-       @{ $(MAKE) -j -C ../vhci >/tmp/vhci.build.log 2>&1 || \
+       @{ export CC=;export CFLAGS=; $(MAKE) -j -C ../vhci >/tmp/vhci.build.log 2>&1 || \
                { echo "ERROR check /tmp/vhci.build.log"; exit 1; }; } && \
                        echo " Done"