diff -crB lcd4linux-0.10.1-RC2-orig/drv_BWCT.c lcd4linux-0.10.1-RC2/drv_BWCT.c
*** lcd4linux-0.10.1-RC2-orig/drv_BWCT.c	2007-02-25 13:39:09.000000000 +0100
--- lcd4linux-0.10.1-RC2/drv_BWCT.c	2013-11-10 21:32:06.119047221 +0100
***************
*** 72,78 ****
  static usb_dev_handle *lcd;
  static int interface;
  
- extern int usb_debug;
  extern int got_signal;
  
  
--- 72,77 ----
***************
*** 89,96 ****
  
      info("%s: scanning USB for BWCT LCD...", Name);
  
-     usb_debug = 0;
- 
      usb_init();
      usb_find_busses();
      usb_find_devices();
--- 88,93 ----
diff -crB lcd4linux-0.10.1-RC2-orig/drv_LCD2USB.c lcd4linux-0.10.1-RC2/drv_LCD2USB.c
*** lcd4linux-0.10.1-RC2-orig/drv_LCD2USB.c	2007-02-25 13:39:10.000000000 +0100
--- lcd4linux-0.10.1-RC2/drv_LCD2USB.c	2013-11-10 21:32:15.686677498 +0100
***************
*** 98,104 ****
  static usb_dev_handle *lcd;
  static int controllers = 0;
  
- extern int usb_debug;
  extern int got_signal;
  
  /****************************************/
--- 98,103 ----
***************
*** 120,127 ****
      if (device_id != NULL)
  	info("%s: scanning for device id: %s", Name, device_id);
  
-     usb_debug = 0;
- 
      usb_init();
      usb_find_busses();
      usb_find_devices();
--- 119,124 ----
diff -crB lcd4linux-0.10.1-RC2-orig/drv_picoLCD.c lcd4linux-0.10.1-RC2/drv_picoLCD.c
*** lcd4linux-0.10.1-RC2-orig/drv_picoLCD.c	2007-02-25 13:39:10.000000000 +0100
--- lcd4linux-0.10.1-RC2/drv_picoLCD.c	2013-11-10 21:32:30.102120440 +0100
***************
*** 75,81 ****
  static char *BufPtr;
  
  static usb_dev_handle *lcd;
- extern int usb_debug;
  
  
  
--- 75,80 ----
***************
*** 97,104 ****
  
      info("%s: scanning for picoLCD...", Name);
  
-     usb_debug = 0;
- 
      usb_init();
      usb_find_busses();
      usb_find_devices();
--- 96,101 ----
diff -crB lcd4linux-0.10.1-RC2-orig/drv_Trefon.c lcd4linux-0.10.1-RC2/drv_Trefon.c
*** lcd4linux-0.10.1-RC2-orig/drv_Trefon.c	2007-02-25 13:39:10.000000000 +0100
--- lcd4linux-0.10.1-RC2/drv_Trefon.c	2013-11-10 21:32:46.441489039 +0100
***************
*** 72,78 ****
  static usb_dev_handle *lcd;
  static int interface;
  
- extern int usb_debug;
  
  
  /****************************************/
--- 72,77 ----
***************
*** 88,95 ****
  
      info("%s: scanning USB for TREFON LCD...", Name);
  
-     usb_debug = 0;
- 
      usb_init();
      usb_find_busses();
      usb_find_devices();
--- 87,92 ----
diff -crB lcd4linux-0.10.1-RC2-orig/drv_USBLCD.c lcd4linux-0.10.1-RC2/drv_USBLCD.c
*** lcd4linux-0.10.1-RC2-orig/drv_USBLCD.c	2007-02-25 13:39:10.000000000 +0100
--- lcd4linux-0.10.1-RC2/drv_USBLCD.c	2013-11-10 21:33:01.508906792 +0100
***************
*** 86,93 ****
  static usb_dev_handle *lcd;
  static int interface;
  
- extern int usb_debug;
- 
  #endif
  
  
--- 86,91 ----
***************
*** 107,114 ****
  
      info("%s: scanning for USBLCD...", Name);
  
-     usb_debug = 0;
- 
      usb_init();
      usb_find_busses();
      usb_find_devices();
--- 105,110 ----