# Synopsis

(macro) PDX_BOOL gdx_WithinIsoParmTol(long option, double value)

# Purpose

Test a value to within ISO_PARM_TOL.

# Description

This function determines if a value is within the current GDX ISO_PARM_TOL

# Input

## option

Not used.

## value

The value to test

# Return

          PDX_TRUE - The value is within ISO_PARM_TOL
          PDX_FALSE - The is not within ISO_PARM_TOL
          .fi