--- wrk-4.1.0/Makefile	2018-01-21 06:00:58.000000000 +0000
+++ wrk-4.1.0/Makefile	2018-02-12 19:13:16.127644902 +0000
@@ -30,20 +30,8 @@
 CFLAGS  += -I$(ODIR)/include
 LDFLAGS += -L$(ODIR)/lib
 
-ifneq ($(WITH_LUAJIT),)
-	CFLAGS  += -I$(WITH_LUAJIT)/include
-	LDFLAGS += -L$(WITH_LUAJIT)/lib
-else
-	CFLAGS  += -I$(ODIR)/include/luajit-2.1
-	DEPS    += $(ODIR)/lib/libluajit-5.1.a
-endif
-
-ifneq ($(WITH_OPENSSL),)
-	CFLAGS  += -I$(WITH_OPENSSL)/include
-	LDFLAGS += -L$(WITH_OPENSSL)/lib
-else
-	DEPS += $(ODIR)/lib/libssl.a
-endif
+CFLAGS  += $(shell pkg-config openssl luajit --cflags)
+LDFLAGS += $(shell pkg-config openssl luajit --libs)
 
 all: $(BIN)