NAME

       egd_close - close a device

SYNOPSIS

       #include <eegdev.h>

       int egd_close(struct eegdev* dev);

DESCRIPTION

       egd_close()  frees all resources associated to the device referenced by dev and closes it.
       It stops also implicitely any running acquisition.

       After a successful call to egd_close(), the reference dev cannot be used any longer.

RETURN VALUE

       The function returns 0 in case of succes. Otherwise, -1  is  returned  and  errno  is  set
       accordingly.

ERRORS

       egd_close() will fail if:

       EINVAL dev is NULL.