Index: uspace/app/df/df.c
===================================================================
--- uspace/app/df/df.c	(revision e1ec5a21a2a78bf4912a332ed1c3aadcb30e23fa)
+++ uspace/app/df/df.c	(revision 1b0602a36b2970e8760e8f0c3dcf0efd499e7cbb)
@@ -50,5 +50,5 @@
 #define HEADER_TABLE_HR "Filesystem           Size           Used      Available Used%% Mounted on"
 
-#define PERCENTAGE(x, tot) ((unsigned long long) (100L * (x) / (tot)))  
+#define PERCENTAGE(x, tot) ((unsigned long long) (100L * (x) / (tot)))
 #define FSBK_TO_BK(x, fsbk, bk) \
 	(((fsbk) != 0 && (fsbk) < (bk)) ? \
@@ -68,5 +68,5 @@
 	int optres, errflg = 0;
 	struct statfs st;
-	
+
 	unit_size = 512;
 	human_readable = 0;
@@ -88,6 +88,6 @@
 			str_uint32_t(optarg, NULL, 0, 0, &unit_size);
 			break;
-    
-		case ':':       
+ 
+		case ':':
 			fprintf(stderr, "Option -%c requires an operand\n", optopt);
 			errflg++;
@@ -110,10 +110,10 @@
 		errflg++;
 	}
-	
+
 	if (errflg) {
 		print_usage();
 		return 1;
 	}
-	
+
 	LIST_INITIALIZE(mtab_list);
 	get_mtab_list(&mtab_list);
@@ -123,5 +123,5 @@
 		print_statfs(&st, mtab_ent->fs_name, mtab_ent->mp);
 	}
-	putchar('\n');	
+	putchar('\n');
 	return 0;
 }
@@ -148,6 +148,6 @@
 {
 	if (human_readable)
-		printf(HEADER_TABLE_HR); 
-	else 
+		printf(HEADER_TABLE_HR);
+	else
 		printf(HEADER_TABLE, unit_size);
 	putchar('\n');
@@ -157,5 +157,5 @@
 {
 	printf("%10s", name);
-	
+
 	if (human_readable) {
 		char tmp[1024];
@@ -179,14 +179,14 @@
 			mountpoint                                                                     /* Mounted on */
 		);
-	
+
 }
 
 static void print_usage(void)
 {
-  printf("syntax: %s [-u] [-h] [-b <size>] \n", NAME);
-  printf("  u : Show usage.\n");  
-  printf("  h : \"Human-readable\" output.\n");  
-  printf("  b : Scale block sizes by selected size.\n");  
-  printf("\n");
+	printf("syntax: %s [-u] [-h] [-b <size>] \n", NAME);
+	printf("  u : Show usage.\n");
+	printf("  h : \"Human-readable\" output.\n");
+	printf("  b : Scale block sizes by selected size.\n");
+	printf("\n");
 }