ryan@rkavanagh:~$ ls -l /usr/lib/libGL*
lrwxrwxrwx 1 root root     16 2006-03-10 13:42 /usr/lib/libGLEW.so.1.3 -> libGLEW.so.1.3.1
-rw-r--r-- 1 root root 205204 2005-11-30 15:47 /usr/lib/libGLEW.so.1.3.1
lrwxrwxrwx 1 root root     10 2006-05-21 20:16 /usr/lib/libGL.so -> libGL.so.1
lrwxrwxrwx 1 root root     12 2006-05-21 20:16 /usr/lib/libGL.so.1 -> libGL.so.1.2
-rw-r--r-- 1 root root 408688 2006-05-21 14:02 /usr/lib/libGL.so.1.2
-rw-r--r-- 1 root root 671680 2006-05-21 14:02 /usr/lib/libGLU.a
lrwxrwxrwx 1 root root     11 2006-05-21 20:41 /usr/lib/libGLU.so -> libGLU.so.1lrwxrwxrwx 1 root root     20 2006-05-21 20:41 /usr/lib/libGLU.so.1 -> libGLU.so.1.3.060500
-rw-r--r-- 1 root root 483156 2006-05-21 14:02 /usr/lib/libGLU.so.1.3.060500