swab(3C)

swab -- swap bytes

Synopsis

   #include <unistd.h>
   

   void swab (const void *from, void *to, ssize_t nbytes);

Description

swab copies nbytes bytes pointed to by from to the array pointed to by to, exchanging adjacent even and odd bytes. nbytes should be even and non-negative. If nbytes is odd and positive, swab uses nbytes-1 instead. If nbytes is negative, swab does nothing.
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UnixWare 7 Release 7.1.4 - 25 April 2004