Function lcase

src/hacklib.c:89–98

convert a string into all lowercase */

/* convert a string into all lowercase */
char *
lcase(char *s)
{
    char *p;

    for (p = s; *p; p++)
        if ('A' <= *p && *p <= 'Z')
            *p |= 040;
    return s;
}

/* convert a string into all uppercase */
char *