_GL_FUNCDECL_SYS (mknod, int, (char const *file, mode_t mode, dev_t dev)
_GL_ARG_NONNULL ((1)));
# endif
-_GL_CXXALIAS_SYS (mknod, int, (char const *file, mode_t mode, dev_t dev));
+/* Need to cast, because on OSF/1 5.1, the third parameter is '...'. */
+_GL_CXXALIAS_SYS_CAST (mknod, int, (char const *file, mode_t mode, dev_t dev));
# endif
_GL_CXXALIASWARN (mknod);
#elif defined GNULIB_POSIXCHECK