*: whitespace fixes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/e2fsprogs/old_e2fsprogs/ext2fs/ismounted.c b/e2fsprogs/old_e2fsprogs/ext2fs/ismounted.c
index 7f24f9b..f5f6f31 100644
--- a/e2fsprogs/old_e2fsprogs/ext2fs/ismounted.c
+++ b/e2fsprogs/old_e2fsprogs/ext2fs/ismounted.c
@@ -59,7 +59,7 @@
 		if (S_ISBLK(st_buf.st_mode)) {
 #ifndef __GNU__ /* The GNU hurd is broken with respect to stat devices */
 			file_rdev = st_buf.st_rdev;
-#endif	/* __GNU__ */
+#endif  /* __GNU__ */
 		} else {
 			file_dev = st_buf.st_dev;
 			file_ino = st_buf.st_ino;
@@ -73,7 +73,7 @@
 #ifndef __GNU__
 				if (file_rdev && (file_rdev == st_buf.st_rdev))
 					break;
-#endif	/* __GNU__ */
+#endif  /* __GNU__ */
 			} else {
 				if (file_dev && ((file_dev == st_buf.st_dev) &&
 						 (file_ino == st_buf.st_ino)))
@@ -99,7 +99,7 @@
 				goto is_root;
 			}
 		}
-#endif	/* __GNU__ */
+#endif  /* __GNU__ */
 		goto errout;
 	}
 #ifndef __GNU__ /* The GNU hurd is deficient; what else is new? */
@@ -247,7 +247,7 @@
 	if ((stat(file, &st_buf) == 0) &&
 	    S_ISBLK(st_buf.st_mode))
 		file_dev = st_buf.st_rdev;
-#endif	/* __GNU__ */
+#endif  /* __GNU__ */
 
 	if (!(f = fopen_for_read("/proc/swaps")))
 		return 0;
@@ -271,7 +271,7 @@
 			ret++;
 			break;
 		}
-#endif	/* __GNU__ */
+#endif  /* __GNU__ */
 	}
 	fclose(f);
 	return ret;