2002-10-31 Neal H. Walfield <neal@g10code.de>

• assuan-util.c: Include <ctype.h>.

(_assuan_log_print_buffer): Elide the magic numbers preferring the
standard isfoo functions. Use putc_unlocked where possible.
(_assuan_log_sanitized_string): Rewrite to use putc_unlocked and
the isfoo functions.