Windows Api-getusername

1#include <stdio.h>2#include <windows.h>3 4 #defineInfo_buffer_size 327675 6 intWINAPI WinMain (hinstance hinstance, hinstance hprevinstance, LPSTR lpCmdLine,intncmdshow)7 {8 TCHAR infobuf[info_buffer_size];9DWORD Bufcharcount =info_buffer_size;Ten     if( ! GetUserName (Infobuf, &bufcharcount)) One         { AMessageBox (NULL, TEXT ("Unable to get user name"), TEXT ("Error"), mb_iconstop|MB_OK); -         } -     Else the         { -             CharIstr[info_buffer_size]; -sprintf (ISTR,"Welcome to use this program, the current user name is: \r\n%s", infobuf); -MessageBox (Null,text (ISTR),"MSG", MB_OK); +         } -     return 0; +}

Windows Api-getusername