Add a configuration file to disable hardware features.
* src/hwfeatures.c: Inclyde syslog.h and ctype.h. (HWF_DENY_FILE): New. (my_isascii): New. (parse_hwf_deny_file): New. (_gcry_detect_hw_features): Call it. * src/mpicalc.c (main): Correctly initialize Libgcrypt. Add options "--print-config" and "--disable-hwf".
- Signed-off-by: Werner Koch <wk@gnupg.org>