sqlite3PagerSetBusyhandler 8657 ext/sqlite3/libsqlite/sqlite3.c SQLITE_PRIVATE void sqlite3PagerSetBusyhandler(Pager*, int(*)(void *), void *);
sqlite3PagerSetBusyhandler 49354 ext/sqlite3/libsqlite/sqlite3.c     sqlite3PagerSetBusyhandler(pBt->pPager, btreeInvokeBusyHandler, pBt);