Function winapi::um::fileapi::LockFile

pub unsafe extern "system" fn LockFile(
    hFile: HANDLE, 
    dwFileOffsetLow: DWORD, 
    dwFileOffsetHigh: DWORD, 
    nNumberOfBytesToLockLow: DWORD, 
    nNumberOfBytesToLockHigh: DWORD
) -> BOOL