SYNC_EXPORT 12 sync/base/sync_export.h #define SYNC_EXPORT __declspec(dllexport) SYNC_EXPORT 15 sync/base/sync_export.h #define SYNC_EXPORT __declspec(dllimport) SYNC_EXPORT 18 sync/base/sync_export.h #define SYNC_EXPORT __declspec(dllimport) SYNC_EXPORT 24 sync/base/sync_export.h #define SYNC_EXPORT __attribute__((visibility("default"))) SYNC_EXPORT 27 sync/base/sync_export.h #define SYNC_EXPORT SYNC_EXPORT 30 sync/base/sync_export.h #define SYNC_EXPORT SYNC_EXPORT 36 sync/base/sync_export.h #define SYNC_EXPORT