pinvoke.net: Edit: kernel32.getcomputername

@msdn=http://search.microsoft.com/search/results.aspx?qu=$$$
@pinvoke=http://pinvoke.net/$$$.htm

Summary: Retrieves a NetBIOS or DNS name associated with the local computer.

!!!!C# Signature:
 [DllImport("kernel32.dll", SetLastError=true, CharSet=CharSet.Auto)]
 static extern bool GetComputerNameEx(COMPUTER_NAME_FORMAT NameType,
   StringBuilder lpBuffer, ref uint lpnSize);

!!!!VB.Net Signature:
 <DllImport("kernel32.dll", CharSet:=CharSet.Auto, SetLastError:=True)> _
 Private Shared Function GetComputerNameEx(ByVal NameType As COMPUTER_NAME_FORMAT, ByVal lpBuffer As StringBuilder, ByRef lpnSize As UInt32) As Boolean
 End Function

!!!!User-Defined Types:
[COMPUTER_NAME_FORMAT]

!!!!Notes:
None.

!!!!Tips & Tricks:
Please add some!

!!!!Sample Code:
Please add some!

C# Sample:
    class Class1
    {
        enum COMPUTER_NAME_FORMAT
        {
            ComputerNameNetBIOS,
            ComputerNameDnsHostname,
            ComputerNameDnsDomain,
            ComputerNameDnsFullyQualified,
            ComputerNamePhysicalNetBIOS,
            ComputerNamePhysicalDnsHostname,
            ComputerNamePhysicalDnsDomain,
            ComputerNamePhysicalDnsFullyQualified
        }

[DllImport("kernel32.dll", SetLastError=true, CharSet=CharSet.Auto)]
        static extern bool GetComputerNameEx(COMPUTER_NAME_FORMAT NameType,
            StringBuilder lpBuffer, ref uint lpnSize);

[STAThread]
        static void Main(string[] args)
        {
            bool success;
            StringBuilder name = new StringBuilder(260);
            uint size = 260;
            success = GetComputerNameEx(COMPUTER_NAME_FORMAT.ComputerNameDnsDomain, name, ref size);
            Console.WriteLine(name.ToString());
        }
     }
Powershell sample
    $signature = @"
      using System;
      using System.Text;
      using System.Runtime.InteropServices;
      namespace Test_Namespace{
        public enum COMPUTER_NAME_FORMAT
        {
            ComputerNameNetBIOS,
            ComputerNameDnsHostname,
            ComputerNameDnsDomain,
            ComputerNameDnsFullyQualified,
            ComputerNamePhysicalNetBIOS,
            ComputerNamePhysicalDnsHostname,
            ComputerNamePhysicalDnsDomain,
            ComputerNamePhysicalDnsFullyQualified
        }
        public class Test_class{
            [DllImport("kernel32.dll", SetLastError=true, CharSet=CharSet.Auto)]
            public static extern bool GetComputerNameEx(COMPUTER_NAME_FORMAT NameType,
              StringBuilder lpBuffer, ref uint lpnSize);
        }       
    }    
    "@
    Add-Type -TypeDefinition $signature -PassThru
    $size = 64
    # way 2 to declare string builder
    $str_builder_obj = [System.Text.StringBuilder]::new($size)
    # run the method
    [Test_Namespace.Test_class]::GetComputerNameEx([Test_Namespace.COMPUTER_NAME_FORMAT]::ComputerNameDnsDomain, $str_builder_obj, [ref]$size)
    # view the contents
    $str_builder_obj.ToString()

!!!!Alternative Managed API:
Do you know one?  Please contribute it!

Documentation: GetComputerNameEx@msdn on MSDN