whitespace fixes
diff --git a/lib/fuse_lowlevel.c b/lib/fuse_lowlevel.c
index 2018c94..0bd6c99 100644
--- a/lib/fuse_lowlevel.c
+++ b/lib/fuse_lowlevel.c
@@ -919,11 +919,11 @@
                             struct fuse_args *outargs)
 {
     (void) data; (void) outargs;
-    
+
     switch (key) {
     case KEY_HELP:
         break;
-        
+
     case KEY_VERSION:
         fuse_ll_version();
         break;
@@ -931,7 +931,7 @@
     default:
         fprintf(stderr, "fuse: unknown option `%s'\n", arg);
     }
-    
+
     return -1;
 }