HOW does "qsort" handle different variable type?

[Alvaro Hui Kau]

Hi,

	I am interested in HOW the system routine
	handle different variable types..

	Furthermore, WHY char casting is used for
	the base pointer?

	Thanks.
alvaro,

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	Alvaro Hui		|ACSnet		akkh at mullian.oz
    5th Year B.E.\ B.Sc.	|Internet &	akkh at mullian.ee.mu.OZ.AU
   University of Melbourne	|Arpanet	rcoahk at koel.co.rmit.OZ.AU