_SHM_WRLCK       36713 ext/sqlite3/libsqlite/sqlite3.c     if( lockType == _SHM_WRLCK ) dwFlags |= LOCKFILE_EXCLUSIVE_LOCK;
_SHM_WRLCK       36851 ext/sqlite3/libsqlite/sqlite3.c     if( winShmSystemLock(pShmNode, _SHM_WRLCK, WIN_SHM_DMS, 1)==SQLITE_OK ){
_SHM_WRLCK       37031 ext/sqlite3/libsqlite/sqlite3.c       rc = winShmSystemLock(pShmNode, _SHM_WRLCK, ofst+WIN_SHM_BASE, n);