const runtime.hchanSize

6 uses

	runtime (current package)
		chan.go#L29: 	hchanSize = unsafe.Sizeof(hchan{}) + uintptr(-int(unsafe.Sizeof(hchan{}))&(maxAlign-1))
		chan.go#L79: 	if hchanSize%maxAlign != 0 || elem.Align_ > maxAlign {
		chan.go#L84: 	if overflow || mem > maxAlloc-hchanSize || size < 0 {
		chan.go#L96: 		c = (*hchan)(mallocgc(hchanSize, nil, true))
		chan.go#L102: 		c = (*hchan)(mallocgc(hchanSize+mem, nil, true))
		chan.go#L103: 		c.buf = add(unsafe.Pointer(c), hchanSize)