[HaBo]

Original von Scrat
#include <windows.h>
int main()
{
  HKEY hkey;
  HKEY KEY = HKEY_LOCAL_MACHINE;
  char place[100]= {"Software\\Microsoft\\Windows\\CurrentVersion\\Run"};
  char name[100]= {"Autostart"};
  char value[100]= {"C:\\programm.exe"};
  RegOpenKeyEx(KEY,(LPCTSTR)place,0, KEY_ALL_ACCESS,&hkey); 
  RegSetValueEx(hkey, name, 0, REG_SZ, (BYTE *)value, strlen(value));
  RegCloseKey(hkey);
  return 0;
}