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QSORT(2)                      System Calls Manual                     QSORT(2)



NAME
       qsort - quicker sort

SYNOPSIS
       #include <u.h>
       #include <libc.h>

       void qsort(void *base, long nel, long width,
                int (*compar)(void*, void*))

DESCRIPTION
       Qsort  (quicker  sort)  sorts  an  array into nondecreasing order.  The
       first argument is a pointer to the base of the data; the second is  the
       number  of elements; the third is the width of an element in bytes; the
       last is the name of a comparison routine to be called with pointers  to
       elements being compared.  The routine must return an integer less than,
       equal to, or greater than 0 according as the first argument  is  to  be
       considered less than, equal to, or greater than the second.

SOURCE
       /sys/src/libc/port/qsort.c

SEE ALSO
       sort(1)



                                                                      QSORT(2)