Import.SetFirmwareEnvironmentVariable Method

[DllImport("kernel32.dll",
            EntryPoint = "SetFirmwareEnvironmentVariable",
            SetLastError = true)] 
[return: MarshalAs(UnmanagedType.Bool)] 
public static extern bool SetFirmwareEnvironmentVariable( 
[In()] 
[MarshalAs(UnmanagedType.LPTStr)] 
string lpName
[In()] 
[MarshalAs(UnmanagedType.LPTStr)] 
string lpGuid
[In()] 
IntPtr pBuffer
UInt32 nSize 
)
This language is not supported or no code example is available.

Parameters

lpName
string

lpGuid
string

pBuffer
IntPtr

nSize
UInt32

Return Value

bool
[DllImport("kernel32.dll",
     EntryPoint = "SetFirmwareEnvironmentVariable",
     SetLastError = true)]
 [return: MarshalAs(UnmanagedType.Bool)]
 public static extern bool SetFirmwareEnvironmentVariable([In][MarshalAs(UnmanagedType.LPTStr)] string lpName,
 [In][MarshalAs(UnmanagedType.LPTStr)] string lpGuid,
 [In] IntPtr pBuffer,
 uint nSize);
					
This language is not supported or no code example is available.

.NET Framework

Supported in: 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8

.NET Core

Supported in: 5.0+, 6.0+

In this article

Definition