diff --git a/boards/avsextrem/include/board.h b/boards/avsextrem/include/board.h
index f74e0479b6..a25ce20208 100644
--- a/boards/avsextrem/include/board.h
+++ b/boards/avsextrem/include/board.h
@@ -27,8 +27,6 @@
 #include "bitarithm.h"
 #include "msba2_common.h"
 
-#define FEUERWARE_CONF_BOARD_NAME         "FU Berlin AVSEXTREM BOARD"
-
 #define LED_RED_PIN (BIT25)
 #define LED_GREEN_PIN (BIT26)
 
@@ -40,9 +38,6 @@
 #define LED_RED_ON (FIO3CLR = LED_RED_PIN)
 #define LED_RED_TOGGLE (FIO3PIN ^= LED_RED_PIN)
 
-// if FAT is enabled this board supports files
-#define FEUERWARE_CONF_CORE_SUPPORTS_FILES    defined(MODULE_FAT)
-
 #ifdef MODULE_FAT
 #define CFG_CONF_MEM_SIZE             0x7FFFFFFF
 #define SYSLOG_CONF_NUM_INTERFACES        2
diff --git a/boards/avsextrem/include/configure.h b/boards/avsextrem/include/configure.h
deleted file mode 100644
index de985a83fc..0000000000
--- a/boards/avsextrem/include/configure.h
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
-* configure.h - Configuration file for the avsextrem board.
-* Copyright (C) 2013 Zakaria Kasmi <zkasmi@inf.fu-berlin.de>
-*
- * This file is subject to the terms and conditions of the GNU Lesser
- * General Public License v2.1. See the file LICENSE in the top level
- * directory for more details.
-*
-*/
-
-/**
- * @file
- * @brief       definitions for the avsextrem board configuration
- *
- * @author      baar
- * @author      Zakaria Kasmi
- * @version     $Revision: 1127 $
- *
- * @note        $Id: board-conf.h 1127 2013-08-20 17:15:29 kasmi $
- */
-
-#ifndef CONFIGURE_H_
-#define CONFIGURE_H_
-
-/**
- *
- * The offline configuration file "configure.h" is automatically
- * included in every file by the build system and allows to configure
- * all neccessary defines on cpu, board and application level.
- *
- * The configuration is built of
- * \li a application specific file (project-conf.h)
- * \li a board specific file (board-conf.h) and
- * \li a cpu specific file (cpu-conf.h).
- * All of which are chosen by the build system depending on your arguments.
- *
- * @{
- */
-
-//#include "project-conf.h"
-//#include "board-conf.h"
-#include "cpu-conf.h"
-
-#ifdef MODULE_SYSMON
-#ifndef TRACELOG_CONF_NUM_ENTRIES
-#define TRACELOG_CONF_NUM_ENTRIES   10
-#endif
-#else
-#undef TRACELOG_CONF_NUM_ENTRIES
-#endif
-
-
-/* ------------------------------------------------------------------------- */
-/*
- * documentation of defines that do not belong to a specific module:
- */
-
-/**
- * @def FEUERWARE_CONF_BOARD_NAME
- * @brief   Defines the name of the board as a string
- */
-
-/**
- * @def FEUERWARE_CONF_CPU_NAME
- * @brief   Defines the name of the cpu as a string
- */
-
-/**
- * @def FEUERWARE_CONF_SUPPORTS_FILES
- * @brief   Defines if standard library file functions are available
- */
-#ifndef FEUERWARE_CONF_SUPPORTS_FILES
-#define FEUERWARE_CONF_SUPPORTS_FILES 0
-#endif
-
-/** @} */
-#endif /* CONFIGURE_H_ */
diff --git a/cpu/arm_common/syscalls.c b/cpu/arm_common/syscalls.c
index 335ea0f0c9..564926dfa3 100644
--- a/cpu/arm_common/syscalls.c
+++ b/cpu/arm_common/syscalls.c
@@ -36,14 +36,6 @@
 #include "vtimer.h"
 #endif
 
-/* When using the HAL standard in and out are handled by HAL
-   devices. */
-#if FEUERWARE_CONF_ENABLE_HAL
-#include "hal.h"
-#include "interface-chardevice.h"
-#include "hal-syscalls.h"
-#endif
-
 #define DEBUG_SYSCALLS          0
 #if DEBUG_SYSCALLS
 #define PRINTF(...)             printf(__VA_ARGS__)
@@ -177,17 +169,7 @@ int _write_r(struct _reent *r, int fd, const void *data, unsigned int count)
     switch(fd) {
         case STDOUT_FILENO:
         case STDERR_FILENO:
-#if FEUERWARE_CONF_ENABLE_HAL
-            if (stdio != NULL) {
-                result = chardevice_write(stdio, (char *)data, count);
-            }
-            else if (hal_state == HAL_NOT_INITIALIZED) {
-                result = fw_puts((char *)data, count);
-            }
-
-#else
             result = fw_puts((char *)data, count);
-#endif
             break;
 
         default:
diff --git a/cpu/lpc2387/include/cpu-conf.h b/cpu/lpc2387/include/cpu-conf.h
index 20fa323187..60cfd7ef71 100644
--- a/cpu/lpc2387/include/cpu-conf.h
+++ b/cpu/lpc2387/include/cpu-conf.h
@@ -27,16 +27,6 @@
  * @note        $Id$
  */
 
-#define FEUERWARE_CONF_CPU_NAME         "NXP LPC2387"
-
-/**
- * @name CPU capabilities
- * @{
- */
-#define FEUERWARE_CPU_LPC2387                   1
-#define FEUERWARE_CONF_CORE_SUPPORTS_TIME       1
-/** @} */
-
 /**
  * @name Stdlib configuration
  * @{
diff --git a/drivers/cc110x_legacy_csma/cc1100.c b/drivers/cc110x_legacy_csma/cc1100.c
index 6ccafc8927..4decf00cd5 100644
--- a/drivers/cc110x_legacy_csma/cc1100.c
+++ b/drivers/cc110x_legacy_csma/cc1100.c
@@ -41,17 +41,6 @@
 #include "hwtimer.h"
 #include "bitarithm.h"
 
-/* TODO: cc1100 port timer */
-#ifdef FEUERWARE_CPU_LPC2387
-//#include "cpu/lpc2387/lpc2387-timer2.h"
-#endif
-
-#if defined(FEUERWARE_CPU_MSP430)
-#include <msp430x16x.h>
-#elif defined(FEUERWARE_CPU_LPC2387)
-#include "lpc2387.h"
-#endif
-
 #define PACKET_LENGTH               (0x3E)      ///< Packet length = 62 Bytes.
 #define CC1100_SYNC_WORD_TX_TIME   (90000)      /* loop count (max. timeout ~ 15 ms) to wait for */
                                                 /* sync word to be transmitted (GDO2 from low to high) */
diff --git a/drivers/cc110x_legacy_csma/cc1100_phy.h b/drivers/cc110x_legacy_csma/cc1100_phy.h
index e36fbae76d..e118796597 100644
--- a/drivers/cc110x_legacy_csma/cc1100_phy.h
+++ b/drivers/cc110x_legacy_csma/cc1100_phy.h
@@ -62,7 +62,6 @@ Notes:
  */
 typedef struct __attribute__((packed)) cc1100_packet_layer0_t {
     radio_packet_length_t length;   ///< Length of the packet (without length byte)
-    uint8_t length;                 ///< Length of the packet (without length byte)
     uint8_t address;                ///< Destination address
     uint8_t phy_src;                ///< Source address (physical source)
     uint8_t flags;                  ///< Flags