UltraLite User's Guide
  UltraLite Reference
    Macros and compiler directives for UltraLite C/C++ applications

UL_USE_DLL macro

Function 

For Windows CE and Windows applications only, define this directive to use the runtime library DLL, rather than a static runtime library.

Applies to 

The generated database code.

See also 

Choosing how to link the runtime library.