新版本luajit的ios编译问题

Author: chexiongsheng

build/luajit-2.1.0b3/src/lj_arch.h

@@ -616,7 +616,7 @@
 #if defined(__ANDROID__) || defined(__symbian__) || LJ_TARGET_XBOX360 || LJ_TARGET_WINDOWS
 #define LUAJIT_NO_LOG2
 #endif
-#if LJ_TARGET_CONSOLE || (LJ_TARGET_IOS && __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_8_0)
+#if LJ_TARGET_CONSOLE || LJ_TARGET_IOS
 #define LJ_NO_SYSTEM		1
 #endif