--- rules.mk.orig   2012-01-09 05:44:15.000000000 +0100
+++ rules.mk    2012-01-09 06:21:21.000000000 +0100
@@ -118,9 +118,9 @@
   ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
     -include $(TOOLCHAIN_DIR)/info.mk
     TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
-    TARGET_CFLAGS+= -fhonour-copts
+    TARGET_CFLAGS+= -fhonour-copts --sysroot=$(STAGING_DIR_ROOT)
     TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include -I$(TOOLCHAIN_DIR)/include
-    TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
+    TARGET_LDFLAGS+= --sysroot=$(STAGING_DIR_ROOT) -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
     TARGET_PATH:=$(TOOLCHAIN_DIR)/usr/bin:$(TARGET_PATH)
   else
     ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)