From 3f3969ffaea9ed9fdbf45e4ce4f37e44b86c9af8 Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Wed, 4 Nov 2015 22:07:36 +0100
Subject: [PATCH] EMSCRIPTEN -> __EMSCRIPTEN__

---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 39a39d8f..5fa28987 100644
--- a/configure.ac
+++ b/configure.ac
@@ -432,7 +432,7 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 #ifndef NATIVE_LITTLE_ENDIAN
 # error donna_c64 currently requires a little endian CPU
 #endif
-#ifdef EMSCRIPTEN
+#ifdef __EMSCRIPTEN__
 # error emscripten currently supports only shift operations on integers \
 #       larger than 64 bits
 #endif