unlockpt: fix declaration within GNULIB_POSIXCHECK

[Bruno Haible]

This fixes a copy&paste bug from 2010-03-21.


2010-09-16  Bruno Haible  <br...@clisp.org>

        unlockpt: Fix declaration within GNULIB_POSIXCHECK.
        * lib/stdlib.in.h (unlockpt): Fix warning declaration.

--- lib/stdlib.in.h.orig        Fri Sep 17 04:11:38 2010
+++ lib/stdlib.in.h     Fri Sep 17 04:11:14 2010
@@ -680,7 +680,7 @@
 #elif defined GNULIB_POSIXCHECK
 # undef unlockpt
 # if HAVE_RAW_DECL_UNLOCKPT
-_GL_WARN_ON_USE (ptsname, "unlockpt is not portable - "
+_GL_WARN_ON_USE (unlockpt, "unlockpt is not portable - "
                  "use gnulib module unlockpt for portability");
 # endif
 #endif