LIBS += $(call ldflags_for_lib, yajl, yajl)
LIBS += $(call ldflags_for_lib, libev, ev)
+# Please test if -Wl,--as-needed works on your platform and send me a patch.
+# it is known not to work on Darwin (Mac OS X)
+ifneq (,$(filter Linux GNU GNU/%, $(UNAME)))
+LDFLAGS += -Wl,--as-needed
+endif
+
ifeq ($(UNAME),NetBSD)
# We need -idirafter instead of -I to prefer the system’s iconv over GNU libiconv
CFLAGS += -idirafter /usr/pkg/include
# Fallback for libyajl 1 which did not include yajl_version.h. We need
# YAJL_MAJOR from that file to decide which code path should be used.
-CFLAGS += -idirafter yajl-fallback
+CFLAGS += -idirafter $(TOPDIR)/yajl-fallback
ifneq (,$(filter Linux GNU GNU/%, $(UNAME)))
CPPFLAGS += -D_GNU_SOURCE