app_ruby: Makefile - fixed libs for darwin os with no pkg-config

- removed -lobj from libs for linux without no pkg-config

src/modules/app_ruby/Makefile

@@ -23,14 +23,14 @@ endif
 
 ifneq ($(BUILDER),)
 	DEFS += $(shell $(BUILDER) --cflags $(RUBYVER))
-	LIBS += $(shell $(BUILDER) --libs $(RUBYVER))
+	LIBS = $(shell $(BUILDER) --libs $(RUBYVER))
 else
 ifneq (,$(findstring darwin,$(OS)))
 	DEFS += -I/opt/local/include -I$(LOCALBASE)/include
-	LIBS += -L/opt/local/lib -L$(LOCALBASE)/lib -lev
+	LIBS = -L/opt/local/lib -L$(LOCALBASE)/lib  -lruby -lpthread -ldl
 else
 	DEFS += -I$(LOCALBASE)/include -I$(SYSBASE)/include
-	LIBS += -L$(LOCALBASE)/lib -L$(SYSBASE)/lib -lruby -lpthread -ldl -lobjc
+	LIBS = -L$(LOCALBASE)/lib -L$(SYSBASE)/lib -lruby -lpthread -ldl
 endif
 endif