--- netsurf-3.1/Makefile.orig	2014-04-25 13:14:16.000000000 +0200
+++ netsurf-3.1/Makefile	2014-11-25 20:46:18.669202155 +0100
@@ -437,10 +437,10 @@
 $(eval $(call feature_enabled,LIBICONV_PLUG,-DLIBICONV_PLUG,,glibc internal iconv))
 
 # common libraries without pkg-config support
-LDFLAGS += -lz
+LDFLAGS += -lz $(OPTLDFLAGS)
 
 # add top level and build directory to include search path
-CFLAGS += -I. -I$(OBJROOT)
+CFLAGS += -I. -I$(OBJROOT) $(OPTFLAGS)
 
 # export the user agent format
 CFLAGS += -DNETSURF_UA_FORMAT_STRING=\"$(NETSURF_UA_FORMAT_STRING)\"