SQLITE_IOERR_SHMMAP 1003 ext/sqlite3/libsqlite/sqlite3.c #define SQLITE_IOERR_SHMMAP            (SQLITE_IOERR | (21<<8))
SQLITE_IOERR_SHMMAP  456 ext/sqlite3/libsqlite/sqlite3.h #define SQLITE_IOERR_SHMMAP            (SQLITE_IOERR | (21<<8))