const runtime.hchanSize

6 uses

	runtime (current package)
		chan.go#L30: 	hchanSize = unsafe.Sizeof(hchan{}) + uintptr(-int(unsafe.Sizeof(hchan{}))&(maxAlign-1))
		chan.go#L82: 	if hchanSize%maxAlign != 0 || elem.Align_ > maxAlign {
		chan.go#L87: 	if overflow || mem > maxAlloc-hchanSize || size < 0 {
		chan.go#L99: 		c = (*hchan)(mallocgc(hchanSize, nil, true))
		chan.go#L105: 		c = (*hchan)(mallocgc(hchanSize+mem, nil, true))
		chan.go#L106: 		c.buf = add(unsafe.Pointer(c), hchanSize)