tree c8d3897e46599f76dc02b09f6d500a273844d73b
parent 9f9c951ad3329a4d8bc84b48a2b125a67ba9979f
author Chia-chi Yeh <chiachi@android.com> 1246305248 +0800
committer Chia-chi Yeh <chiachi@android.com> 1246308995 +0800

toolbox: Revise route utility.

Add copyright header.
Returns errno when something goes wrong. Otherwise returns 0.
When the route entry exists, treat it as a success.