_SHM_RDLCK       23194 ext/sqlite3/libsqlite/sqlite3.c     case _SHM_RDLCK:
_SHM_RDLCK       23614 ext/sqlite3/libsqlite/sqlite3.c         rc = os2ShmSystemLock(pShmNode, _SHM_RDLCK, ofst+OS2_SHM_BASE, n);
_SHM_RDLCK       33044 ext/sqlite3/libsqlite/sqlite3.c       rc = winShmSystemLock(pShmNode, _SHM_RDLCK, WIN_SHM_DMS, 1);
_SHM_RDLCK       33190 ext/sqlite3/libsqlite/sqlite3.c         rc = winShmSystemLock(pShmNode, _SHM_RDLCK, ofst+WIN_SHM_BASE, n);