==21388== Invalid free() / delete / delete[]
==21388==    at 0x402300A: free (in /usr/lib/valgrind/x86-linux/
vgpreload_memcheck.so)
==21388==    by 0x4344ADD: free_mem (in /lib/libc-2.5.so)
==21388==    by 0x4344676: __libc_freeres (in /lib/libc-2.5.so)
==21388==    by 0x401E216: _vgnU_freeres (in /usr/lib/valgrind/x86-
linux/vgpreload_core.so)
==21388==    by 0x42D7127: _Exit (in /lib/libc-2.5.so)
==21388==    by 0x40D3441: Tcl_Exit (in /public/packages/languages/
tcl8.4.14/lib/libtcl8.4.so)
==21388==    by 0x40B4515: Tcl_ExitObjCmd (in /public/packages/
languages/tcl8.4.14/lib/libtcl8.4.so)
....
Best regards, Richard Suchenwirth