passing an additional -Wall to the compiler, which may actually
have unwanted effects. -Wall is standard by the build system.
Also, -Wno-multichar was passed unnecessarily for Haiku targets.
I didn't remove it for the bfs_shell, hope this is what Ingo meant
in the ticket.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39314 a95241bf-73f2-0310-859d-f6bbb57e9c96