locale.5: Document class in LC_CTYPE

See e.g. the locale zh_CN and

http://en.cppreference.com/w/cpp/string/wide/towctrans
http://en.cppreference.com/w/cpp/string/wide/wctrans

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man5/locale.5 b/man5/locale.5
index 7208516a2629809c55073a0d0b922c791c92f71b..462c648ee844f4df00815632cc709b5b781129e8 100644 (file)
--- a/man5/locale.5
+++ b/man5/locale.5
@@ -437,6 +437,11 @@ followed by a list of mapping pairs of
 characters and letters
 to be used in titles (headings).
 .TP
+.I class
+followed by a locale-specific character class definition,
+starting with the class name followed by the characters
+belonging to the class.
+.TP
 .I charclass
 followed by a list of locale-specific character class names
 which are then to be defined in the locale.