use memset_s on sensitive data
update ar command
fix unresolved size_t
try to fix CID 74323
fix CID 74322
check fchmod return value
make map not-static, so it is not instantiated in every translation unit
Merge pull request #405 from cgzones/os_dbd_static_map

make map not-static, so it is not instantiated in every translation unit
Merge pull request #404 from cgzones/coverity

fix recent coverity warnings
Merge pull request #403 from cgzones/ar

update ar command
Merge pull request #402 from cgzones/memset_s

use memset_s on sensitive data