Mac 10.6 SDK compatibility

util/misc/uuid.cc

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#if !defined(__STDC_FORMAT_MACROS)
+#define __STDC_FORMAT_MACROS
+#endif
+
 #include "util/misc/uuid.h"
 
 #include <inttypes.h>
 #include <stdio.h>
 #include <string.h>
 
 #include "base/basictypes.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/sys_byteorder.h"
@@ skipping 74 matching lines @@
                             data_5[5]);
 }
 
 #if defined(OS_WIN)
 base::string16 UUID::ToString16() const {
   return base::UTF8ToUTF16(ToString());
 }
 #endif  // OS_WIN
 
 }  // namespace crashpad