* 'PR/fix-strcasecmp' of https://github.com/karelzak/util-linux-work:
treewide: avoid strcasecmp() for ASCII-only strings
fdisk,partx: avoid strcasecmp() for ASCII-only strings
libmount: avoid strcasecmp() for ASCII-only strings
lsblk: avoid strcasecmp() for ASCII-only strings
libfdisk: avoid strcasecmp() for ASCII-only strings
libblkid: avoid strcasecmp() for ASCII-only strings
include/cctype: fix string comparison