Library Configuration
In this section:
The Library Configuration options determine which library to use.

For information about the runtime library, library configurations, the runtime environment they provide, and the possible customizations, see The DLIB runtime environment.
Library
Selects which runtime library to use. For information about available libraries, see Prebuilt runtime libraries.
Configuration file
Displays the library configuration file that will be used. A library configuration file is chosen automatically depending on the project settings. If you have chosen Custom in the Library drop-down list, you must specify your own library configuration file.
Enable thread support in library
Select this option to automatically configure the runtime library for use with threads.