--- iproute2-4.1.0.orig/Makefile	2015-06-26 21:28:25.000000000 +0200
+++ iproute2-4.1.0/Makefile	2015-06-29 20:01:56.000000000 +0200
@@ -29,16 +29,16 @@ ADDLIB+=ipx_ntop.o ipx_pton.o
 #options for mpls
 ADDLIB+=mpls_ntop.o mpls_pton.o
 
-CC = gcc
+CC ?= gcc
 HOSTCC = gcc
 DEFINES += -D_GNU_SOURCE
 # Turn on transparent support for LFS
 DEFINES += -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE
-CCOPTS = -O2
 WFLAGS := -Wall -Wstrict-prototypes  -Wmissing-prototypes
 WFLAGS += -Wmissing-declarations -Wold-style-definition -Wformat=2
 
-CFLAGS := $(WFLAGS) $(CCOPTS) -I../include $(DEFINES) $(CFLAGS)
+CFLAGS ?= 
+CFLAGS += $(WFLAGS) -I../include $(DEFINES)
 YACCFLAGS = -d -t -v
 
 SUBDIRS=lib ip tc bridge misc netem genl tipc man