remove already in gcc included dirs

mk/vars.mk

@@ -66,12 +66,11 @@ TARGET_CC:=		${TARGET_COMPILER_PREFIX}gcc
 TARGET_CXX:=		${TARGET_COMPILER_PREFIX}g++
 TARGET_LD:=		${TARGET_COMPILER_PREFIX}ld
 
-TARGET_CPPFLAGS:=	-I${STAGING_TARGET_DIR}/usr/include
+TARGET_CPPFLAGS:=	
 TARGET_CFLAGS:=		$(TARGET_CFLAGS_ARCH) -fwrapv -fno-ident -fhonour-copts
 TARGET_CXXFLAGS:=	$(TARGET_CFLAGS_ARCH) -fwrapv -fno-ident
 TARGET_LDFLAGS:=	-Wl,-O2 -Wl,-rpath -Wl,/usr/lib \
-			-Wl,-rpath-link -Wl,${STAGING_TARGET_DIR}/usr/lib \
-			-L${STAGING_TARGET_DIR}/lib -L${STAGING_TARGET_DIR}/usr/lib
+			-Wl,-rpath-link -Wl,${STAGING_TARGET_DIR}/usr/lib
 
 ifneq ($(ADK_NATIVE),)
 TARGET_CPPFLAGS:=