AAMANDV:    0x070C5 << 15, // amand.d
	AAMORW:     0x070C6 << 15, // amor.w
	AAMORV:     0x070C7 << 15, // amor.d
	AAMXORW:    0x070C8 << 15, // amxor.w
	AAMXORV:    0x070C9 << 15, // amxor.d
	AAMMAXW:    0x070CA << 15, // ammax.w
	AAMMAXV:    0x070CB << 15, // ammax.d
	AAMMINW:    0x070CC << 15, // ammin.w
	AAMMINV:    0x070CD << 15, // ammin.d
	AAMMAXWU:   0x070CE << 15, // ammax.wu

const (
	PURGE_TXABORT = 0x0001
	PURGE_RXABORT = 0x0002
	PURGE_TXCLEAR = 0x0004
	PURGE_RXCLEAR = 0x0008
)

// SetCommMask constants. See https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setcommmask.
const (
	EV_RXCHAR  = 0x0001
	EV_RXFLAG  = 0x0002
	EV_TXEMPTY = 0x0004
	EV_CTS     = 0x0008
	EV_DSR     = 0x0010
	EV_RLSD    = 0x0020