Add Music Manager's curl 7.21.2 source.

Change-Id: I259a43fa52d581524a5ce8ae1711467acb1d9d50
diff --git a/lib/file.c b/lib/file.c
index 6c14ee8..91176aa 100644
--- a/lib/file.c
+++ b/lib/file.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2009, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -146,7 +146,7 @@
 
   if(data->state.use_range && data->state.range) {
     from=curlx_strtoofft(data->state.range, &ptr, 0);
-    while(ptr && *ptr && (isspace((int)*ptr) || (*ptr=='-')))
+    while(*ptr && (isspace((int)*ptr) || (*ptr=='-')))
       ptr++;
     to=curlx_strtoofft(ptr, &ptr2, 0);
     if(ptr == ptr2) {
@@ -161,11 +161,10 @@
     }
     else if(from < 0) {
       /* -Y */
-      totalsize = -from;
       data->req.maxdownload = -from;
       data->state.resume_from = from;
       DEBUGF(infof(data, "RANGE the last %" FORMAT_OFF_T " bytes\n",
-                   totalsize));
+                   -from));
     }
     else {
       /* X-Y */