long fa (long, long, long, long, long);
long fa_(long, long, long, long, long);
long fb (long, long, long, long, long);
long fb_(long, long, long, long, long);
long fc (long, long, long, long, long);
long fc_(long, long, long, long, long);
long fd (long, long, long, long, long);
long fd_(long, long, long, long, long);

long (*fp[])(long, long, long, long, long) = {fa, fa_, fb, fb_, fc, fc_, fd, fd_};
char st[sizeof fp/sizeof fp[0]][4] = {"fa ", "fa_", "fb ", "fb_", "fc ", "fc_", "fd ", "fd_"};

#define PAR(a) ((a-'a'+1)*10)
int i, t, r = 1;

for(i=0; i < sizeof fp/sizeof fp[0]; i++) {
	t = fp[i](0xdead, PAR('a'), PAR('b'), PAR('c'), PAR('d'));
	printf("returnwert von %s() ist %3i (erwartet: %3i)\n", st[i], t, PAR(st[i][1]));
	r = r && (t==PAR(st[i][1]));
}
RET(r);