sw_sync_fence_create
int sw_sync_fence_create(int fd, const char *name, unsigned int value);
fence = sw_sync_fence_create(timeline, "allocFence", 1);
fence = sw_sync_fence_create(-1, "fence", 1);
fence = sw_sync_fence_create(timeline, "allocFence", 5);
a = sw_sync_fence_create(timeline, "allocFence", 1);
b = sw_sync_fence_create(timeline, "allocFence", 2);
c = sw_sync_fence_create(timeline, "allocFence", 3);
fence = sw_sync_fence_create(timeline, "allocFence", 5);
fence = sw_sync_fence_create(producer_timelines[0], "name", it);
tmp = sw_sync_fence_create(producer_timelines[i],
fence = sw_sync_fence_create(consumer_timeline, "fence", i);
fence = sw_sync_fence_create(timelines[0], "fence", 0);
tmpfence = sw_sync_fence_create(timeline, "fence", sync_point);
fence = sw_sync_fence_create(timeline, "fence",
fenceA = sw_sync_fence_create(timelineA, "fenceA", 5);
fenceB = sw_sync_fence_create(timelineB, "fenceB", 5);
fenceC = sw_sync_fence_create(timelineC, "fenceC", 5);