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coherent

extern	char	*__modemcap;

mgetnum (id)
register char	*id;
{
	register char	*cp = __modemcap;

	if (__modemcap == (char *) 0)	/* has mgetent() been called? ...	 */
		return (-1);		/* ... no, can't find number */

	while (*cp != ':' && *cp != 0)	/* find first entry in cap */
		cp++;

	if (*cp == 0)			/* empty entry???	*/
		return (-1);		/* ... yes, bad modemcap entry */
	else
		cp++;			/* point to first character in next  */

	while (*cp != 0) {		/* until entry found or end of entry */
		if (cp[0] == id[0] && cp[1] == id[1]) {/* found entry!!! */
			if (cp[2] != '#')/* is it a numeric value??? */
				return (-1);/* no, something else	*/

			return (atoi (&cp[3]));/* return value (just after #) */
		} 
		else {		/* not entry, skip this entire entry	*/
			while (*cp != ':' && *cp != 0)
				cp++;	/* search for end of current entry */

			if (*cp != 0)
				cp++;	/* skip terminating character */
		}
	}
	return (-1);
}

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