#define UNICODE

#include <windows.h>

#include <stdio.h>

#include <lm.h>

void main( int argc, char *argv[ ] )

{

   PNET_DISPLAY_USER pBuff, p;

   DWORD res, dwRec, i = 0;

   //

   // You can pass a NULL or empty string

   //  to retrieve the local information.

   //

   TCHAR szServer[255]=TEXT("");

   if(argc > 1)

      //

      // Check to see if a server name was passed;

      //  if so, convert it to Unicode.

      //

      MultiByteToWideChar(CP_ACP, 0, argv[1], -1, szServer, 255);

   do // begin do

   {

      //

      // Call the NetQueryDisplayInformation function;

      //   specify information level 1 (user account information).

      //

      res = NetQueryDisplayInformation(szServer, 1, i, 1000, MAX_PREFERRED_LENGTH, &dwRec, (void**)&pBuff);

      //

      // If the call succeeds,

      //

      if((res==ERROR_SUCCESS) || (res==ERROR_MORE_DATA))

      {

         p = pBuff;

         for(;dwRec>0;dwRec--)

         {

            //

            // Print the retrieved group information.

            //

            printf("Name:      %S\n"

                  "Comment:   %S\n"

                  "Group ID:  %u\n"

                  "Attributes: %u\n"

                  "--------------------------------\n",

                  p->usri1_name,

                  p->usri1_comment,

                  p->usri1_user_id,

                  p->usri1_flags);

            //

            // If there is more data, set the index.

            //

            i = p->usri1_next_index;

            p++;

         }

         //

         // Free the allocated memory.

         //

         NetApiBufferFree(pBuff);

      }

      else

         printf("Error: %u\n", res);

   //

   // Continue while there is more data.

   //

   } while (res==ERROR_MORE_DATA); // end do

   return;

}