int dkim_flush_cache(DKIM_LIB *lib);
Flush cached entries when caching is enabled in the library.
||dkim_flush_cache() can be called at any time.
||The DKIM library instance whose cache should be flushed,
previously created by a call to
||Caching is not active for this library instance.
||Number of records flushed.
- Caching is selected by setting the DKIM_LIBFLAGS_CACHE flag
using the dkim_options()
- Caching requires a special compile-time option since it also adds
a library dependency to applications.