FILE *bla;
if((bla=fopen(filename,"r"))==NULL)
  speicherfehler
else
{
  if(fscanf(bla,"%s", &pvalue)!=1)
    speicherfehler
  if(fscanf(bla,"%d %d", &height, &width)!=1)
    speicherfehler
}
fclose(bla)