	a/excludefile		b/excludefile
	...		...
3	*.core	3	*.core
4	*.o	4	*.o
5	*~	5	*~
6	.#*	6	.#*
7	.#*	7	.#*
		8	.hg
		9	.hgtags
8	.moc	10	.moc
9	.obj	11	.obj
10	.svn	12	.svn
11	.ui	13	.ui
12	CVS	14	CVS