NSS 3.1 build fails - on sparc

[adlai b]

gcc -o SunOS5.6_gcc_DBG.OBJ/sparcfix -O sparcfix.c -lelf
In file included from /usr/include/sys/elf.h:18,
                from /usr/include/libelf.h:14,
                from sparcfix.c:41:
/usr/include/sys/elftypes.h:53: #error "64 bit integer types not 
supported on this platform"
gmake[2]: *** [SunOS5.6_gcc_DBG.OBJ/sparcfix] Error 1

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do I need to have a particular solaris patch???

thanks.