···77lowercase i.
8899For this reason, always use the ascii_* functions defined in ascii.h
1010-and implemented in ascii.c when comparing or handling strings whcih
1010+and implemented in ascii.c when comparing or handling strings which
1111are defined as us-ascii. This concerns lots of text-based
1212protocols, message header tags, character set names, domain names,
1313e-mail addresses, etc.