You can copy and paste those messages you know, you don't need to take screen shots of them.
Let's see what version of avr-gcc you have. I have:
$ avr-gcc --version
avr-gcc (GCC) 4.3.3
Copyright (C) 2008 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.