Hi there Unless I miss something ERR_print_errors_cb returns no value as well.
Best, Martin Index: ERR_print_errors.3 =================================================================== RCS file: /cvs/src/lib/libcrypto/man/ERR_print_errors.3,v retrieving revision 1.7 diff -u -p -r1.7 ERR_print_errors.3 --- ERR_print_errors.3 27 Mar 2018 17:35:50 -0000 1.7 +++ ERR_print_errors.3 28 Mar 2020 20:03:35 -0000 @@ -104,9 +104,10 @@ respective error code. If there is no text string registered for the given error code, the error string will contain the numeric code. .Sh RETURN VALUES -.Fn ERR_print_errors -and +.Fn ERR_print_errors , .Fn ERR_print_errors_fp +and +.Fn ERR_print_errors_cb return no values. .Sh SEE ALSO .Xr ERR 3 ,
