V1CTYPE

This locale is identified as "V1CTYPE or LC_C_V1CTYPE. It matches for the most part the "C" locale. Only the following differences arise in the classification of characters (category LC_CTYPE):

In the "V1CTYPE" locale, the characters X’8B‘, X’8C‘ and X’8D‘ are in the character class lower; X’AB‘, X’AC‘ and X’AD‘ are in the character class upper and X’C0‘ and X‘D0‘ are in the character class punct. In the "C" locale, all of these characters belong to the character class cntrl (i.e. control characters).