[newlib-cygwin] cygwin: fix __x86_64__ conditional in stdint.h

[Yaakov Selkowitz]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=2a6db5083cae9c7f54a72b693bc9e7984d513483

commit 2a6db5083cae9c7f54a72b693bc9e7984d513483
Author: Yaakov Selkowitz <yselkowi@redhat.com>
Date:   Tue Mar 10 10:44:47 2015 -0500

    cygwin: fix __x86_64__ conditional in stdint.h
    
    Signed-off-by: Yaakov Selkowitz <yselkowi@redhat.com>

Diff:
---
 winsup/cygwin/ChangeLog        | 4 ++++
 winsup/cygwin/include/stdint.h | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 550490a..cd2dbb9 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2015-03-10  Yaakov Selkowitz  <yselkowitz@cygwin.com>
+
+	* include/stdint.h: Fix __x86_64__ conditional.
+
 2015-03-05  Corinna Vinschen  <corinna@vinschen.de>
 
 	* tty.h (tty::set_master_ctl_closed): Rename from set_master_closed.
diff --git a/winsup/cygwin/include/stdint.h b/winsup/cygwin/include/stdint.h
index b670884..94b6b76 100644
--- a/winsup/cygwin/include/stdint.h
+++ b/winsup/cygwin/include/stdint.h
@@ -114,7 +114,7 @@ typedef unsigned long long uintmax_t;
 #if !defined (__cplusplus) || defined (__STDC_LIMIT_MACROS) \
     || defined (__INSIDE_CYGWIN__)
 
-#if __x86_64__
+#ifdef __x86_64__
 # define __I64(n) n ## L
 # define __U64(n) n ## UL
 #else