ternal function is compiled, obtain information from Ferret about variables and grids. The utility functions are described in<a title="11.6 UTILITY FUNCTIONS" href="UTILITY-FUNCTIONS.html"> section 11.6</a>.</p>
<p align="left">Ferret external functions are compiled individually to create shared object (.so) files. These are dynamically linked with Ferret at run time. Ferret looks for shared object files in the directories specified in the FER_EXTERNAL_FUNCTIONS environment variable.</p>
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