#include <stdio.h>
#include <sys/types.h>
#include <fcntl.h>

int main()
{
  FILE *fs1, *fs2;

  fs1 = fopen("./testfile", "r");
  if (fs1 == NULL) {
    printf("error opening first inputfile\n\n");
    return -1;
  }

  if ((fs2 = fopen("./test2", "r")) == NULL) {
    printf("error opening second inputfile\n\n");
    return -1;
  }

  printf("Both files opened successfully\n\n");

  fclose(fs1);
  fclose(fs2);
  return 0;
}