--- a/libfdisk/src/sun.c
+++ b/libfdisk/src/sun.c
@@ -361,10 +361,10 @@ static void fetch_sun(struct fdisk_conte
 	}
 }
 
-static int verify_sun_cmp(int *a, int *b, void *data)
-{
-    unsigned int *verify_sun_starts = (unsigned int *) data;
+static unsigned int *verify_sun_starts;
 
+static int verify_sun_cmp(int *a, int *b)
+{
     if (*a == -1)
 	    return 1;
     if (*b == -1)
@@ -379,7 +379,6 @@ static int sun_verify_disklabel(struct f
     uint32_t starts[SUN_MAXPARTITIONS], lens[SUN_MAXPARTITIONS], start, stop;
     uint32_t i,j,k,starto,endo;
     int array[SUN_MAXPARTITIONS];
-    unsigned int *verify_sun_starts;
 
     assert(cxt);
     assert(cxt->label);
@@ -427,9 +426,8 @@ static int sun_verify_disklabel(struct f
         else
             array[i] = -1;
     }
-    qsort_r(array,ARRAY_SIZE(array),sizeof(array[0]),
-	  (int (*)(const void *,const void *,void *)) verify_sun_cmp,
-	  verify_sun_starts);
+    qsort(array,ARRAY_SIZE(array),sizeof(array[0]),
+	  (int (*)(const void *,const void *)) verify_sun_cmp);
 
     if (array[0] == -1) {
 	fdisk_info(cxt, _("No partitions defined."));
