linkit
exit(linkit(argv[0], ".", true));
exit(linkit(argv[0], argv[1], false));
exitval |= linkit(*argv, targetdir, true);
static int linkit(const char *, const char *, bool);
exit(linkit(argv[0], argv[1], false));
int linkit(char *, char *, int);
(void) linkit(name, myname(np), SYMLINK);
(void) linkit(name, myname(np), HARDLINK);
if (linkit(lnkbuf, name, SYMLINK) == GOOD) {