SECURITY_ATTRIBUTES/SECURITY_DESCRIPTOR

SECURITY_ATTRIBUTES sa;
SECURITY_DESCRIPTOR sd;
InitializeSecurityDescriptor( & sd,SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl( & sd,TRUE,NULL,FALSE);
sa.nLength  =   sizeof (SECURITY_ATTRIBUTES);
sa.bInheritHandle  =  TRUE;
sa.lpSecurityDescriptor  =   & sd;