compiling tcl hacked on NERSC Franklin(CRAY-XT3)

./configure --enhable-gcc --disable-load --prefix=$dir

Problem :

./../unix/tclUnixInit.c
./../unix/tclUnixInit.c: In function 'TclpSetVariables':
./../unix/tclUnixInit.c:536: error: storage size of 'name' isn't known
./../unix/tclUnixInit.c:547: warning: implicit declaration of function 'uname'
./../unix/tclUnixInit.c:536: warning: unused variable 'name'
make: *** [tclUnixInit.o] Error 1

Solution:
Add -DNO_UNAME to your CFLAGS in the Makefile

cd $dir/lib
mv libtcl8.3.so libtcl8.3.a