VB.NET
Dim Timeout, Ret As Integer
Timeout = 100 ' 1(mSec) * 100 = 100mSec
Ret = GpTimeout(Timeout)
C
DWORD Timeout, Ret;
Timeout = 100; /* 1(mSec) * 100 = 100mSec */
Ret = GpTimeout(Timeout);
C#
uint Timeout, Ret;
Timeout = 100; /* 1(mSec) * 100 = 100mSec */
Ret = gpib.Timeout(Timeout);
Python
Timeout, Ret = ctypes.c_ulong(), ctypes.c_ulong()
Timeout.value = 100 # 1(mSec) * 100 = 100mSec
Ret.value = GpibPy.GpTimeout(Timeout)