unsetenv: Document last workaround.

diff --git a/ChangeLog b/ChangeLog
index d5997c7..01b91e4 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-12-09  Bruno Haible  <bruno@clisp.org>
+
+       * doc/posix-functions/unsetenv.texi: Mention Solaris 10 bug for which a
+       workaround was added on 2009-11-17.
+
 2009-12-09  Jim Meyering  <meyering@redhat.com>
             Bruno Haible  <bruno@clisp.org>
 

diff --git a/doc/posix-functions/unsetenv.texi b/doc/posix-functions/unsetenv.texi
index f356627..99a5e69 100644 (file)
--- a/doc/posix-functions/unsetenv.texi
+++ b/doc/posix-functions/unsetenv.texi
@@ -19,6 +19,10 @@ MacOS X 10.3, FreeBSD 6.0, NetBSD 1.6, OpenBSD 3.8, OSF/1 5.1.
 On some platforms, this function does not fail with @samp{EINVAL} when
 passed a null pointer, an empty string, or a string containing @samp{=}:
 FreeBSD 6.0, NetBSD 1.6, OpenBSD 3.8.
+@item
+This function removes only the first value association for the given
+environment variable, not all of them, on some platforms:
+Solaris 10.
 @end itemize
 
 Portability problems not fixed by Gnulib: