SQLITE_READONLY_CANTLOCK 51176 ext/sqlite3/libsqlite/sqlite3.c       return rc==SQLITE_BUSY ? WAL_RETRY : SQLITE_READONLY_CANTLOCK;
SQLITE_READONLY_CANTLOCK 129220 ext/sqlite3/libsqlite/sqlite3.c       case SQLITE_READONLY_CANTLOCK:  zName = "SQLITE_READONLY_CANTLOCK"; break;