Fix format strings.

Index: dieharder/output_rnds.c
--- dieharder/output_rnds.c.orig
+++ dieharder/output_rnds.c
@@ -23,7 +23,7 @@ void output_rnds()
  FILE *fp;
 
  if(verbose) {
-   fprintf(stderr,"# output_rnds: Dumping %lu rands\n",tsamples);
+   fprintf(stderr,"# output_rnds: Dumping %lld rands\n",tsamples);
  }
 
  /*
@@ -118,7 +118,7 @@ void output_rnds()
      fprintf(fp,"#==================================================================\n");
      fprintf(fp,"# generator %s  seed = %lu\n",gsl_rng_name(rng),seed);
      fprintf(fp,"#==================================================================\n");
-     fprintf(fp,"type: d\ncount: %lu\nnumbit: 32\n",tsamples);
+     fprintf(fp,"type: d\ncount: %lld\nnumbit: 32\n",tsamples);
      for(i=0;i<tsamples;i++){
        j = gsl_rng_get(rng);
        fprintf(fp,"%10u\n",j);
@@ -128,7 +128,7 @@ void output_rnds()
      fprintf(fp,"#==================================================================\n");
      fprintf(fp,"# generator %s  seed = %lu\n",gsl_rng_name(rng),seed);
      fprintf(fp,"#==================================================================\n");
-     fprintf(fp,"type: f\ncount: %lu\nnumbit: 32\n",tsamples);
+     fprintf(fp,"type: f\ncount: %lld\nnumbit: 32\n",tsamples);
      for(i=0;i<tsamples;i++){
        d = gsl_rng_uniform(rng);
        fprintf(fp,"%0.10f\n",d);