#undef HAVE_SETSID
#undef HAVE_FPATHCONF
#undef HAVE_SELECT
+#undef HAVE_MKTIME
#undef HAVE_EUIDACCESS
#undef HAVE_GETPAGESIZE
#undef HAVE_TZSET
#undef HAVE_AIX_SMT_EXP
-#undef HAVE_MKTIME
-#if ! HAVE_MKTIME || defined (_NEXT_SOURCE)
-#define mktime emacs_mktime
-#endif
-
/* Define if you have the ANSI `strerror' function.
Otherwise you must have the variable `char *sys_errlist[]'. */
#undef HAVE_STRERROR
#define RE_TRANSLATE_TYPE Lisp_Object *
#endif
+/* Avoid link-time collision with system mktime if we will use our own. */
+#if ! HAVE_MKTIME || BROKEN_MKTIME
+#define mktime emacs_mktime
+#endif
+
/* The rest of the code currently tests the CPP symbol BSTRING.
Override any claims made by the system-description files.
Note that on some SCO version it is possible to have bcopy and not bcmp. */