Python3 调用c中srand 随机数

import sys
from ctypes import *

if sys.platform == 'win32':
    print(cdll.msvcrt.srand(1))
    print(cdll.msvcrt.rand())

if sys.platform == 'linux':
    libc = cdll.LoadLibrary("/lib/x86_64-linux-gnu/libc.so.6")
    libc.srand(1)
    print(libc.rand())