* input.c (update_custom_info): Fix for the case "name == Mnil &&
extra != Mnil".
- (reload_im_info): Fix for the case that no title is specified.
(config_command): Fix for the case that configuration is
cancelled.
- (check_variable_value): Fix return value.
+ (config_variable): Likewise.
(minput_config_command): If keyseqlist is an empty list, cancel
the customization.
(minput_config_variable) If value is an empty list, cancel the