SQLITE_IOERR_SHMMAP  681 ext/sqlite3/libsqlite/sqlite3.c #define SQLITE_IOERR_SHMMAP            (SQLITE_IOERR | (21<<8))
SQLITE_IOERR_SHMMAP  474 ext/sqlite3/libsqlite/sqlite3.h #define SQLITE_IOERR_SHMMAP            (SQLITE_IOERR | (21<<8))