diff --git a/libgphoto2_port/configure.ac b/libgphoto2_port/configure.ac
index 9dd7fcbaa..ef638099c 100644
--- a/libgphoto2_port/configure.ac
+++ b/libgphoto2_port/configure.ac
@@ -392,6 +392,7 @@ GP_CHECK_LIBRARY([LIBUSB1],[libusb-1.0],[>= 1.0.0],
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS $LIBUSB1_CFLAGS"
 
+	AC_MSG_CHECKING([whether we have LIBUSB_OPTION_NO_DEVICE_DISCOVERY])
 	AC_COMPILE_IFELSE([dnl
 	AC_LANG_PROGRAM([[
 	# include "libusb.h"