doc: Mention functions which are declared as macros.

[gnulib.git] / doc / posix-functions / logf.texi

diff --git a/doc/posix-functions/logf.texi b/doc/posix-functions/logf.texi
index 8e0ea5f..3951aff 100644 (file)
--- a/doc/posix-functions/logf.texi
+++ b/doc/posix-functions/logf.texi
@@ -15,4 +15,7 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 Minix 3.1.8, AIX 5.1, Solaris 9.
+@item
+This function is only defined as a macro with arguments on some platforms:
+MSVC 9.
 @end itemize