Structure of dbnames.cfg (ussualy c:\winnt or sys:system/)

Name char(20) offs(0)
flag1 integer(1) offs(20)
flag2 integer(1) offs(21)
bound integer(1) offs(22)
RI_Enabled integer(1) offs(23)
Reserved char(8) offs(24)
DDF Loc char(255) offs(32)
Data_File_Loc lvar(32000) offs(287)

open top secret file using map manager is so easy
