general purpose trace file (and Experiment File) reading interface.
The programmer simply calls the (eg) read_reading to create a "Read"
C structure with the data loaded into memory. It has been compiled
and tested on a variety of unix systems, MacOS X and MS Windows.
WWW: http://staden.sourceforge.net/
PR: ports/138254
Submitted by: Wen Heping <wenheping at gmail.com>