Alexander Kabaev 283bcf71ad Do not allow EOF token to be put back into input buffer. ...

This reimplements previous change from r20930 in more generic way.

MFC after:	1 week

2010-06-18 16:07:24 +00:00

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opensolaris

Do not allow EOF token to be put back into input buffer.

2010-06-18 16:07:24 +00:00