#define IS_DRIVE(x) isalpha ((unsigned char) (x))
#endif
/* Need to lower-case the drive letter, or else expanded
- filenames will sometimes compare inequal, because
+ filenames will sometimes compare unequal, because
`expand-file-name' doesn't always down-case the drive letter. */
#define DRIVE_LETTER(x) (tolower ((unsigned char) (x)))
#endif