allow additional LD flags

Author: jpmens

Makefile

@@ -107,7 +107,7 @@ ifneq ($(OS),Windows_NT)
 	CFLAGS += -fPIC -Wall -Werror
 endif
 CFLAGS += $(BACKENDS) $(BE_CFLAGS) -I$(MOSQ)/src -DDEBUG=1 $(OSSLINC)
-LDFLAGS = $(BE_LDFLAGS) -L$(MOSQUITTO_SRC)/lib/
+LDFLAGS += $(BE_LDFLAGS) -L$(MOSQUITTO_SRC)/lib/
 # LDFLAGS += -Wl,-rpath,$(../../../../pubgit/MQTT/mosquitto/lib) -lc
 # LDFLAGS += -export-dynamic
 LDADD = $(BE_LDADD) $(OSSLIBS) -lmosquitto

config.mk.in

@@ -15,3 +15,5 @@ MOSQUITTO_SRC =
 # Specify the path the OpenSSL here
 OPENSSLDIR = /usr
 
+# Specify optional/additional linker flags here
+LDFLAGS =