MAX_UNAME
(strlen(mailname) > MAX_UNAME) || (getpwnam(mailname) == NULL)) {
MAX_UNAME, mailname, send_mail);
static char user_name[MAX_UNAME];/* invoking user name */
if (strlcpy(mailto, cp, MAX_UNAME) >= MAX_UNAME)
char mailto[MAX_UNAME], buf[BUFSIZ];
static char User[MAX_UNAME], RealUser[MAX_UNAME];