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/* ISC license. */
#include <unistd.h>
#include <errno.h>
#include <skalibs/djbunix.h>
int fd_move (int to, int from)
{
register int r ;
if (to == from) return 0 ;
do
r = dup2(from, to) ;
while ((r == -1) && (errno == EINTR)) ;
return (r == -1) ? -1 : fd_close(from) ;
}
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