#include <folly/experimental/symbolizer/SignalHandler.h>
#include <sys/types.h>
-#include <sys/syscall.h>
#include <atomic>
#include <ctime>
#include <mutex>
#include <folly/Portability.h>
#include <folly/ScopeGuard.h>
#include <folly/experimental/symbolizer/Symbolizer.h>
+#include <folly/portability/SysSyscall.h>
namespace folly { namespace symbolizer {