OS2_SHM_BASE     23162 ext/sqlite3/libsqlite/sqlite3.c #define OS2_SHM_DMS    (OS2_SHM_BASE+SQLITE_SHM_NLOCK)  /* deadman switch */
OS2_SHM_BASE     23586 ext/sqlite3/libsqlite/sqlite3.c       rc = os2ShmSystemLock(pShmNode, _SHM_UNLCK, ofst+OS2_SHM_BASE, n);
OS2_SHM_BASE     23614 ext/sqlite3/libsqlite/sqlite3.c         rc = os2ShmSystemLock(pShmNode, _SHM_RDLCK, ofst+OS2_SHM_BASE, n);
OS2_SHM_BASE     23639 ext/sqlite3/libsqlite/sqlite3.c       rc = os2ShmSystemLock(pShmNode, _SHM_WRLCK, ofst+OS2_SHM_BASE, n);