make autogenerated functions to be 'static inline' instead of 'inline'

This fixes link issue and compile warning, for more details about this
issue look at
https://bitbucket.org/mjsousa/matiec/issues/53/c-compiler-warning-if-iec-function-is-used

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matiec (2009.0-%DATEVERSION%) unstable; urgency=low

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  * Initial release (Closes: #nnnn)  <nnnn is the bug number of your ITP>

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 -- edouard <edouard.tisserant@gmail.com>  Wed, 21 Nov 2007 17:01:50 +0100

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