--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fd_copy.c	Fri Oct 19 14:06:22 2007 +0200
@@ -0,0 +1,13 @@
+#include <fcntl.h>
+#include "fd.h"
+
+int fd_copy(to,from)
+int to;
+int from;
+{
+  if (to == from) return 0;
+  if (fcntl(from,F_GETFL,0) == -1) return -1;
+  close(to);
+  if (fcntl(from,F_DUPFD,to) == -1) return -1;
+  return 0;
+}