I'm having trouble building OpenMPI 1.6.4 with PGI 13.4. Suggestions? checking alignment of double... 8 checking alignment of long double... 8 checking alignment of float _Complex... 4 checking alignment of double _Complex... 8 checking alignment of long double _Complex... 8 checking alignment of void *... 8 checking for C bool type... no checking size of _Bool... 1 checking for inline... inline checking for C/C++ restrict keyword... __restrict checking for weak symbol support... yes checking for functional offsetof macro... no configure: WARNING: Your compiler does not support offsetof macro configure: error: Configure: Cannot continue + '[' 1 = 0 ']'