CHN_STARTED
if (CHN_STARTED(c)) {
if (speed < 1 || format == 0 || CHN_STARTED(c))
hwptr = (CHN_STARTED(c)) ? CHANNEL_GETPTR(c->methods, c->devinfo) : 0;
run = CHN_STARTED(c);
if (snd_verbose > 3 && CHN_STARTED(c) && delta == 0) {
if (CHN_STARTED(c) || ((c->flags & CHN_F_NOTRIGGER) && !force))
#define CHN_STOPPED(c) (!CHN_STARTED(c))
if (f == NULL || f->data == NULL || CHN_STARTED(c)) {
if (CHN_STARTED(c)) {
if (CHN_STARTED(c)) {