[cvs-nhc98] patch applied (yhc): Split out the gmp_configure bit, and only do it if building Yhi

Tue Jun 26 07:34:01 PDT 2007 Neil Mitchell * Split out the gmp_configure bit, and only do it if building Yhi M ./Sconstruct -2 +4 M ./build/__init__.py -1 +1 M ./build/configure.py -1 +6