UNIX_SHM_BASE    28056 ext/sqlite3/libsqlite/sqlite3.c #define UNIX_SHM_DMS    (UNIX_SHM_BASE+SQLITE_SHM_NLOCK)  /* deadman switch */
UNIX_SHM_BASE    28493 ext/sqlite3/libsqlite/sqlite3.c       rc = unixShmSystemLock(pShmNode, F_UNLCK, ofst+UNIX_SHM_BASE, n);
UNIX_SHM_BASE    28521 ext/sqlite3/libsqlite/sqlite3.c         rc = unixShmSystemLock(pShmNode, F_RDLCK, ofst+UNIX_SHM_BASE, n);
UNIX_SHM_BASE    28546 ext/sqlite3/libsqlite/sqlite3.c       rc = unixShmSystemLock(pShmNode, F_WRLCK, ofst+UNIX_SHM_BASE, n);
UNIX_SHM_BASE    44893 ext/sqlite3/libsqlite/sqlite3.c #ifdef UNIX_SHM_BASE
UNIX_SHM_BASE    44894 ext/sqlite3/libsqlite/sqlite3.c   assert( UNIX_SHM_BASE==WALINDEX_LOCK_OFFSET );