#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