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if($Config{nvsize} == 8) { $nvbits = 64 } elsif(length(sqrt 2) > 25) { $nvbits = 128 } else { $nvbits = 80 } $defines .= ' -DLU_NV_BITS='.$nvbits;
#if LU_NV_BITS == 64 #define MY_FORMAT "%.17" ... #else #error "LU_NV_BITS not set" #endif