Fix C++ compilation

Pcie40Libraries/Makefile

 CC=gcc -fPIC -g
 CFLAGS= -c -Wall 
 LDFLAGS=
-
+GPP = g++ -fPIC
 #defined global variables and programs to build
 include Makefile.conf
 
@@ -88,7 +88,7 @@ $(LTC2990_LIB) : $(LTC2990_OBJ)
 $(LLI_DYNLIB) : $(ECS_OBJ) $(MINIPODS_OBJ)
 	@echo "Construction of dynamic LLI technical Library for V2"
 	mkdir -p lib
-	$(CC) -o $(LIB_DIR)$(LLI_DYNLIB) -shared $(ECS_OBJ) $(PLL_OBJ) $(MINIPODS_OBJ) $(B2LIB_OBJ) -L $(PCIE40_DYN_LIB) -lpcie40driver_ecs
+	$(GPP) -o $(LIB_DIR)$(LLI_DYNLIB) -shared $(ECS_OBJ) $(PLL_OBJ) $(MINIPODS_OBJ) $(B2LIB_OBJ) -L $(PCIE40_DYN_LIB) -lpcie40driver_ecs
 	@echo 
 
 clean: mrproper