Old gcc directories still on system

[George Garvey <tmwg-fedorad inxservices com>]

   Currently, the system has gcc-3.3.3-2 installed. This is what is on the
disk (I've excluded 3.2.3 and 3.3.3 -- why are these directories still
there?):

/usr/lib/gcc-lib/i386-redhat-linux:
total 16
drwxr-xr-x  3 root root 4096 Feb 18 04:08 3.2.3
drwxr-xr-x  3 root root 4096 Oct 25 10:30 3.3.1
drwxr-xr-x  3 root root 4096 Mar  1 14:39 3.3.2
drwxr-xr-x  5 root root 4096 Mar  1 14:01 3.3.3

/usr/lib/gcc-lib/i386-redhat-linux/3.3.1:
total 4
drwxr-xr-x  2 root root 4096 Oct 25 10:30 include

/usr/lib/gcc-lib/i386-redhat-linux/3.3.1/include:
total 0

/usr/lib/gcc-lib/i386-redhat-linux/3.3.2:
total 4
drwxr-xr-x  2 root root 4096 Mar  1 14:38 include

/usr/lib/gcc-lib/i386-redhat-linux/3.3.2/include:
total 0