Using host headers when cross compiling is not a great idea.

Index: criu-2.0/criu/Makefile
===================================================================
--- criu-2.0.orig/criu/Makefile
+++ criu-2.0/criu/Makefile
@@ -51,1 +51,1 @@ ccflags-y		+= -iquote $(SRC_DIR)/criu/pi
-ccflags-y		+= -I/usr/include/libnl3
+ccflags-y		+= -I${SYSROOT}/usr/include/libnl3