Use suffixed {uint,int}{8,16,32,64}_t types.

webrtc/base/systeminfo.cc

 /*
  *  Copyright 2008 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 143 matching lines @@
   return std::string(reinterpret_cast<char*>(&cpu_info[0]));
 #elif defined(CPU_ARM)
   return "ARM";
 #else
   return "Undefined";
 #endif
 }
 
 // Returns the amount of installed physical memory in Bytes.  Cacheable.
 // Returns -1 on error.
-int64 SystemInfo::GetMemorySize() {
-  int64 memory = -1;
+int64_t SystemInfo::GetMemorySize() {
+  int64_t memory = -1;
 
 #if defined(WEBRTC_WIN)
   MEMORYSTATUSEX status = {0};
   status.dwLength = sizeof(status);
 
   if (GlobalMemoryStatusEx(&status)) {
     memory = status.ullTotalPhys;
   } else {
     LOG_GLE(LS_WARNING) << "GlobalMemoryStatusEx failed.";
   }
 
 #elif defined(WEBRTC_MAC)
   size_t len = sizeof(memory);
   int error = sysctlbyname("hw.memsize", &memory, &len, NULL, 0);
   if (error || memory == 0)
     memory = -1;
 #elif defined(WEBRTC_LINUX)
-  memory = static_cast<int64>(sysconf(_SC_PHYS_PAGES)) *
-      static_cast<int64>(sysconf(_SC_PAGESIZE));
+  memory = static_cast<int64_t>(sysconf(_SC_PHYS_PAGES)) *
+           static_cast<int64_t>(sysconf(_SC_PAGESIZE));
   if (memory < 0) {
     LOG(LS_WARNING) << "sysconf(_SC_PHYS_PAGES) failed."
                     << "sysconf(_SC_PHYS_PAGES) " << sysconf(_SC_PHYS_PAGES)
                     << "sysconf(_SC_PAGESIZE) " << sysconf(_SC_PAGESIZE);
     memory = -1;
   }
 #endif
 
   return memory;
 }
 
 // Return the name of the machine model we are currently running on.
 // This is a human readable string that consists of the name and version
 // number of the hardware, i.e 'MacBookAir1,1'. Returns an empty string if
 // model can not be determined.
 std::string SystemInfo::GetMachineModel() {
 #if defined(WEBRTC_MAC)
   char buffer[128];
   size_t length = sizeof(buffer);
   int error = sysctlbyname("hw.model", buffer, &length, NULL, 0);
   if (!error)
     return std::string(buffer, length - 1);
   return std::string();
 #else
   return "Not available";
 #endif
 }
 
 }  // namespace rtc