sock.c // インポート ライブラリ #pragma comment(lib, "ws2_32.lib") #include <stdio.h> #include <WinSock2.h> int main() { WSADATA wsaData; int iRet; iRet = WSAStartup(MAKEWORD(2, 2), &wsaData); if (iRet != 0) { fprintf(stderr, "error: WSAStartup:%d\n", iRet); return 1; } printf("wVersion=[%#.4x]\n", wsaData.wVersion); printf("wHighVersion=[%#.4x]\n", wsaData.wHighVersion); printf("szDescription=[%s]\n", wsaData.szDescription); printf("szSystemStatus=[%s]\n", wsaData.szSystemStatus); WSACleanup(); return 0; }
wVersion=[0x0202] wHighVersion=[0x0202] szDescription=[WinSock 2.0] szSystemStatus=[Running]