**Noteworthy changes in version 1.4**5 (2022-04-07)
* Support the "sysopen" mode parameter for gpgrt_fopen so that file
names longer than MAX_PATH can be supported under Windows.
* gpgrt_access and gpgrt_mkdir now support file names longer than
* gpgrt_fopen now maps "/dev/null" to "nul" on Windows.
* Published some internal helper functions for Windows.
* Interface changes relative to the 1.42 release:
(prev: T5802 next: T5923)