makeascii(
	int length,
	const char *data,
	FILE *fp
	)
{
	const u_char *data_u_char;
	const u_char *cp;
	int c;

	data_u_char = (const u_char *)data;

	for (cp = data_u_char; cp < data_u_char + length; cp++) {
		c = (int)*cp;
		if (c & 0x80) {
			putc('M', fp);
			putc('-', fp);
			c &= 0x7f;
		}

		if (c < ' ') {
			putc('^', fp);
			putc(c + '@', fp);
		} else if (0x7f == c) {
			putc('^', fp);
			putc('?', fp);
		} else
			putc(c, fp);
	}
}
Unknown