7.3.3 _gfortran_set_convert — Set endian conversion

Description:

_gfortran_set_convert set the representation of data for unformatted files.

Syntax:

void _gfortran_set_convert (int conv)

Arguments:
conv Endian conversion, possible values: GFC_CONVERT_NATIVE (0, default), GFC_CONVERT_SWAP (1), GFC_CONVERT_BIG (2), GFC_CONVERT_LITTLE (3).
Example:
int main (int argc, char *argv[])
{
  /* Initialize libgfortran.  */
  _gfortran_set_args (argc, argv);
  _gfortran_set_convert (1);
  return 0;
}

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Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-7.2.0/gfortran/_005fgfortran_005fset_005fconvert.html