SQLITE_MAGIC_OPEN 21583 ext/sqlite3/libsqlite/sqlite3.c   if( magic!=SQLITE_MAGIC_OPEN ){
SQLITE_MAGIC_OPEN 21597 ext/sqlite3/libsqlite/sqlite3.c       magic!=SQLITE_MAGIC_OPEN &&
SQLITE_MAGIC_OPEN 110119 ext/sqlite3/libsqlite/sqlite3.c   db->magic = SQLITE_MAGIC_OPEN;