ijprest

function Confirm-Host {
    <#
    .SYNOPSIS
        Prompts the user to OK or Cancel an operation via the host.
    .DESCRIPTION
        Prompts the user to OK an operation by hitting ENTER or cancel
        it by hitting ESC.
    .EXAMPLE
        if(Confirm-Host) { ... }
    .OUTPUTS

ijprest

param(
    [int]$Delay = 0
)
$Win32 = Add-Type -Name WinAPICall -Namespace SystemParametersInfo -PassThru -MemberDefinition @'
[DllImport("user32.dll", EntryPoint = "SystemParametersInfo")]
public static extern bool SystemParametersInfo(uint uiAction, uint uiParam, uint pvParam, uint fWinIni);
'@
if($Win32::SystemParametersInfo(0x17,$delay,$null,0)) {
    Write-Host "Keyboard delay changed to: $delay"
} else {