The OpenSees Community

I have download the OpenSees by svn co svn://peera.berkeley.edu/usr/local/svn/OpenSees/trunk OpenSees, when i build it, the errors as follow appears: Could you help with the compiliation problem? Thanks, /home/ysp8293/lib/libSuperLU.a(dgstrs.o): In function `dgstrs': dgstrs.c:(.text+0x846): undefine...