SdFat

- __brkval : FreeStack.h
- __bss_end : FreeStack.h
- FAT_TYPE_EXFAT : ExFatPartition.h
- FAT_TYPE_FAT12 : FatPartition.h
- FAT_TYPE_FAT16 : FatPartition.h
- FAT_TYPE_FAT32 : FatPartition.h
- FNAME_FLAG_LC_BASE : FatFile.h
- FNAME_FLAG_LC_EXT : FatFile.h
- FNAME_FLAG_LOST_CHARS : FatFile.h
- FNAME_FLAG_MIXED_CASE : FatFile.h
- FNAME_FLAG_NEED_LFN : FatFile.h
- STREAM_BUF_SIZE : StdioStream.h
- UNGETC_BUF_SIZE : StdioStream.h