im building a software package for AT91SAM9260 using ATMEL cross tools, and during build i get the following error, need to some hints to fix this problem and also want to know the reason.

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/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__towupper_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__strtold_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__strftime_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__nl_langinfo_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__newlocale'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__freelocale'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__wcsxfrm_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__iswctype_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__towlower_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__strtod_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__uselocale'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__strcoll_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__wctype_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__strxfrm_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__wcsftime_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__strtof_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__wcscoll_l'
/opt/atmel/gcc-4.1.2-uclibc/bin/../lib/gcc/arm-linux-uclibc/4.1.2/../../../../arm-linux-uclibc/lib/libstdc++.so: undefined reference to `__duplocale'