fs: implement fstat
fstat is useful to get information about an already opened file. Add
it to barebox.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent 4f7a18c commit a3993a38da55fc1074b5e176354d86fe7742cef3
@Sascha Hauer Sascha Hauer authored on 8 Oct 2014
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fs/fs.c
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include/fs.h