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static extern int pfs_login(char request[], char response[],int bufSize, char address[]);
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static extern int pfs_login(char request[], char response[],int bufSize, char address[]);
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extern "C" __declspec(dllexport) int __stdcall pfs_login (char request[], char response[],int bufSize, char address[]);
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pfs_login(string request, ref string response, int bufSize, string address);
extern "C" __declspec(dllexport) int __stdcall pfs_login (char request[], char
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