解释一个,其他类似:
Declare Function MapPhysToLin Lib "WinIo.dll" (ByVal PhysAddr As Long, ByVal PhysSize As Long, ByRef PhysMemHandle) As Long
Declare Function 关键字,表示声明一个函数
MapPhysToLin 函数名
Lib "WinIo.dll" 所属的dll库
(ByVal PhysAddr As Long, ByVal PhysSize As Long, ByRef PhysMemHandle) 传入的参数
As Long 返回值类型