Index: scd/ccid-driver.c
===================================================================
--- scd/ccid-driver.c.orig
+++ scd/ccid-driver.c
@@ -75,8 +75,6 @@
 # include <config.h>
 #endif
 
-#if defined(HAVE_LIBUSB) || defined(TEST)
-
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -91,7 +89,14 @@
 #include "ccid-driver.h"
 
 #define DRVNAME "ccid-driver: "
-
+static int debug_level;     /* Flag to control the debug output. 
+                               0 = No debugging
+                               1 = USB I/O info
+                               2 = T=1 protocol tracing
+                              */
+ 
+#if defined(HAVE_LIBUSB) || defined(TEST)
+#include <usb.h>
 
 /* Depending on how this source is used we either define our error
    output to go to stderr or to the jnlib based logging functions.  We
@@ -250,11 +255,7 @@ struct ccid_driver_s 
 
 
 static int initialized_usb; /* Tracks whether USB has been initialized. */
-static int debug_level;     /* Flag to control the debug output. 
-                               0 = No debugging
-                               1 = USB I/O info
-                               2 = T=1 protocol tracing
-                              */
+
 
 
 static unsigned int compute_edc (const unsigned char *data, size_t datalen,