man iob_reset () - reset an I/O batch
NAME
iob_reset - reset an I/O batch
SYNTAX
#include <iob.h>
void iob_reset(io_batch* b);
DESCRIPTION
iob_free empties the list of transactions in an I/O batch. Files added with iob_addfile_close are closed, and buffer added with iob_addbuf_free of iob_adds_free are freed.
The I/O batch itself is not freed. You can start adding transactions to it again.