IFPORT: ifort portable module for linux

To know which version of fortran is used:
which ifort---------->/opt/intel/fce/9.1.037/bin/ifort

TO know the libs included in the ifortran:
go to /opt/intel/fce/9.1.037/include/
There are modules like IFPORT, IFLPORT, IFLPOSIX, iosdef, etc.

The IFLPORT is for the version 7.0 and IFPORT for version 8.0 and up. The IFPORT module is a portable libarary for ifort, which contains the routines not available in intel fortran, ie., the routines useful on linux system. For example, the subroutines of chdir, getcwd etc. The detailed documentation about this module and its routines are in : http://www.slac.stanford.edu/comp/unix/package/intel_tools/ifort/mergedProjects/lref_for/

To use this module, one must add the following line in the fortran code:
USE IFPORT