pycrypto 模块安装失败，系统是solaris 10

423497786

bash-4.3# python setup.py build
running build
running build_py
running build_ext
running build_configure
warning: GMP or MPIR library not found; Not building Crypto.PublicKey._fastmath.
building 'Crypto.Hash._MD2' extension
/usr/lib/python2.6/pycc -Qunused-arguments -Qunused-arguments -KPIC -std=c99 -O3 -fomit-frame-pointer -Isrc/ -I/usr/include/python2.6 -c src/MD2.c -o build/temp.solaris-2.10-sun4us-2.6/src/MD2.o
/usr/ucb/cc:  language optional software package not installed
error: command '/usr/lib/python2.6/pycc' failed with exit status 1



这个要如何解决，求大神指点