@spiceErrorCheck<EOL>def ftncls(unit):
unit = ctypes.c_int(unit)<EOL>libspice.ftncls_c(unit)<EOL>
Close a file designated by a Fortran-style integer logical unit.

http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/ftncls_c.html

:param unit: Fortran-style logical unit.
:type unit: int