798 static void f_call (lua_State *L, void *ud) {  in f_call()  argument
799   struct CallS *c = cast(struct CallS *, ud);  in f_call()
833   void *ud;  member
837 static void f_Ccall (lua_State *L, void *ud) {  in f_Ccall()  argument
838   struct CCallS *c = cast(struct CCallS *, ud);  in f_Ccall()
844   setpvalue(L->top, c->ud);  /* push only argument */  in f_Ccall()
850 LUA_API int lua_cpcall (lua_State *L, lua_CFunction func, void *ud) {  in lua_cpcall()  argument
855   c.ud = ud;  in lua_cpcall()
1007 LUA_API lua_Alloc lua_getallocf (lua_State *L, void **ud) {  in lua_getallocf()  argument
1010   if (ud) *ud = G(L)->ud;  in lua_getallocf()
1017 LUA_API void lua_setallocf (lua_State *L, lua_Alloc f, void *ud) {  in lua_setallocf()  argument
1019   G(L)->ud = ud;  in lua_setallocf()