vasnprintf: Add more tests.

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

diff --git a/doc/posix-functions/logb.texi b/doc/posix-functions/logb.texi
index 7cbd998..1eeef4c 100644 (file)
--- a/doc/posix-functions/logb.texi
+++ b/doc/posix-functions/logb.texi
@@ -8,6 +8,9 @@ Gnulib module: logb
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing a declaration on some platforms:
+Cygwin 1.5.x.
 @end itemize
 
 Portability problems not fixed by Gnulib: