Intel® Fortran Compiler 18.0 Developer Guide and Reference

PXFCLEARENV

POSIX Subroutine: Clears the process environment.

Module

USE IFPOSIX

CALL PXFCLEARENV (ierror)

ierror

(Output) INTEGER(4). The error status.

If successful, ierror is set to zero; otherwise, an error code.

After a call to PXFCLEARENV, no environment variables are defined.