lib/string/README: streq(3) and strnul(3) are in libc

streq(3) and strnul(3) are now part of a libc implementation: gnulib.
They are also documented in a manual page.  Thus, refer to them as
streq(3) and strnul(3).

Signed-off-by: Alejandro Colomar <alx@kernel.org>

diff --git a/lib/string/README b/lib/string/README
index 03f3db6c33e667b5d3bf37071d659e96558b2af8..7bd1d3129bed42ae9eae7a492d59d27957985ce5 100644 (file)
--- a/lib/string/README
+++ b/lib/string/README
@@ -32,7 +32,7 @@ Don't use some libc functions without Really Good Reasons:
        It is difficult to check for truncation after snprintf(3).
 
     strcmp(3)
-       Use streq() instead.
+       Use streq(3) instead.
        The return value of strcmp(3) is confusing.
        strcmp(3) would be legitimate for sorting strings.
 
@@ -104,8 +104,8 @@ strchr/ - Character search and counting
     strchrscnt()
        Count the number of occurrences of several characters.
 
-    strnul()
-       Return a pointer to the terminating null byte.  (s + strlen(s))
+    strnul(3)
+       Return a pointer to the terminating null byte.
 
 strstr/ - String search
 
@@ -121,7 +121,7 @@ strstr/ - String search
 strcmp/ - String comparison
 
   s/
-    streq()
+    streq(3)
        Return true if the strings are equal.
 
     strpfx()  // Unimplemented
@@ -131,7 +131,7 @@ strcmp/ - String comparison
        Return true if the string ends with a suffix.
 
     strcaseeq()
-       Like streq(), but ignore upper-/lower-case.
+       Like streq(3), but ignore upper-/lower-case.
 
     strcasepfx()  // Unimplemented
        Like strpfx(), but ignore upper-/lower-case.