1 files changed, 28 insertions, 18 deletions
diff --git a/man/man3/wcscasecmp.3 b/man/man3/wcscasecmp.3
index 88d88b2a3d..b696158ded 100644
--- a/man/man3/wcscasecmp.3
+++ b/man/man3/wcscasecmp.3
@@ -10,7 +10,10 @@
 .\"
 .TH wcscasecmp 3 (date) "Linux man-pages (unreleased)"
 .SH NAME
-wcscasecmp \- compare two wide-character strings, ignoring case
+wcscasecmp,
+wcsncasecmp
+\-
+compare two wide-character strings, ignoring case
 .SH LIBRARY
 Standard C library
 .RI ( libc ", " \-lc )
@@ -19,6 +22,8 @@ Standard C library
 .B #include <wchar.h>
 .P
 .BI "int wcscasecmp(const wchar_t *" s1 ", const wchar_t *" s2 );
+.BI "int wcsncasecmp(const wchar_t " s1 [. n "], const wchar_t " s2 [. n "], \
+size_t " n );
 .fi
 .P
 .RS -4
@@ -26,7 +31,8 @@ Feature Test Macro Requirements for glibc (see
 .BR feature_test_macros (7)):
 .RE
 .P
-.BR wcscasecmp ():
+.BR wcscasecmp (),
+.BR wcsncasecmp ():
 .nf
     Since glibc 2.10:
         _POSIX_C_SOURCE >= 200809L
@@ -48,27 +54,30 @@ ignoring
 case differences
 .RB ( towupper (3),
 .BR towlower (3)).
+.P
+The
+.BR wcsncasecmp ()
+function is similar
+(the wide-character equivalent of
+.BR strncasecmp (3)),
+except that it compares no more than
+.I n
+wide characters of
+.I s1
+and
+.IR s2 .
 .SH RETURN VALUE
 The
 .BR wcscasecmp ()
-function returns zero if the wide-character strings at
-.I s1
 and
-.I s2
-are equal except for case distinctions.
-It returns a
-positive integer if
-.I s1
-is greater than
-.IR s2 ,
-ignoring case.
-It
-returns a negative integer if
+.BR wcsncasecmp ()
+functions return
+an integer less than, equal to, or greater than zero if
 .I s1
-is smaller
-than
+is, after ignoring case, found to be
+less than, to match, or be greater than
 .IR s2 ,
-ignoring case.
+respectively.
 .SH ATTRIBUTES
 For an explanation of the terms used in this section, see
 .BR attributes (7).
@@ -80,7 +89,8 @@ Interface	Attribute	Value
 T{
 .na
 .nh
-.BR wcscasecmp ()
+.BR wcscasecmp (),
+.BR wcsncasecmp ()
 T}	Thread safety	MT-Safe locale
 .TE
 .SH STANDARDS