Use long long as Lua integer formatting type

Fixes #1667

Author: sbx320

vendor/lua/src/luaconf.h

@@ -747,19 +747,9 @@ union luai_Cast { double l_d; long l_l; };
 ** CHANGE them if your system supports long long or does not support long.
 */
 
-#if defined(LUA_USELONGLONG)
-
 #define LUA_INTFRMLEN		"ll"
 #define LUA_INTFRM_T		long long
 
-#else
-
-#define LUA_INTFRMLEN		"l"
-#define LUA_INTFRM_T		long
-
-#endif
-
-
 
 /* =================================================================== */