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-rw-r--r--src/lua/lua_common.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/lua/lua_common.h b/src/lua/lua_common.h
index bcb69a009..886960ab3 100644
--- a/src/lua/lua_common.h
+++ b/src/lua/lua_common.h
@@ -12,6 +12,8 @@
#define LUA_FUNCTION_DEF(class, name) static int lua_##class##_##name(lua_State *L)
#define LUA_INTERFACE_DEF(class, name) { #name, lua_##class##_##name }
+extern const luaL_reg null_reg[];
+
void lua_newclass (lua_State *L, const char *classname, const struct luaL_reg *func);
void lua_setclass (lua_State *L, const char *classname, int objidx);
void lua_set_table_index (lua_State *L, const char *index, const char *value);