Use _BV macros, patch up others
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@ -364,7 +364,7 @@ bool SdVolume::init(Sd2Card* dev, uint8_t part) {
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blocksPerCluster_ = fbs->sectorsPerCluster;
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// determine shift that is same as multiply by blocksPerCluster_
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clusterSizeShift_ = 0;
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while (blocksPerCluster_ != BIT(clusterSizeShift_)) {
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while (blocksPerCluster_ != _BV(clusterSizeShift_)) {
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// error if not power of 2
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if (clusterSizeShift_++ > 7) goto fail;
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}
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