Merge pull request #1211 from ffontaine/master

resources/Makefile.in-lua: fix build with Lua 5.1

resources/Makefile.in-lua

@@ -150,6 +150,7 @@ CFLAGS += -DUSE_LUA_FILE_SYSTEM
 #SOURCE_DIRS = $(LFS_DIR)
 
 
+ifneq ($(WITH_LUA_VERSION), 501)
 LXX_DIR = src/third_party
 LXX_SOURCE_FILES = lua_struct.c
 LXX_SOURCES = $(addprefix $(LXX_DIR)/, $(LXX_SOURCE_FILES))
@@ -159,6 +160,7 @@ OBJECTS += $(LXX_OBJECTS)
 CFLAGS += $(LXX_CFLAGS)
 CFLAGS += -DUSE_LUA_STRUCT
 #SOURCE_DIRS = $(LXX_DIR)
+endif
 
 
 ifneq ($(WITH_LUA_VERSION), 501)