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-rw-r--r--tz/private.h37
1 files changed, 28 insertions, 9 deletions
diff --git a/tz/private.h b/tz/private.h
index 1ead147..8513663 100644
--- a/tz/private.h
+++ b/tz/private.h
@@ -132,11 +132,16 @@
** Nested includes
*/
-/* Avoid clashes with NetBSD by renaming NetBSD's declarations. */
+/* Avoid clashes with NetBSD by renaming NetBSD's declarations.
+ If defining the 'timezone' variable, avoid a clash with FreeBSD's
+ 'timezone' function by renaming its declaration. */
#define localtime_rz sys_localtime_rz
#define mktime_z sys_mktime_z
#define posix2time_z sys_posix2time_z
#define time2posix_z sys_time2posix_z
+#if defined USG_COMPAT && USG_COMPAT == 2
+# define timezone sys_timezone
+#endif
#define timezone_t sys_timezone_t
#define tzalloc sys_tzalloc
#define tzfree sys_tzfree
@@ -145,6 +150,9 @@
#undef mktime_z
#undef posix2time_z
#undef time2posix_z
+#if defined USG_COMPAT && USG_COMPAT == 2
+# undef timezone
+#endif
#undef timezone_t
#undef tzalloc
#undef tzfree
@@ -198,6 +206,14 @@
# endif
#endif
+#ifndef ALTZONE
+# if defined __sun || defined _M_XENIX
+# define ALTZONE 1
+# else
+# define ALTZONE 0
+# endif
+#endif
+
#ifndef R_OK
#define R_OK 4
#endif /* !defined R_OK */
@@ -409,6 +425,10 @@ static time_t sys_time(time_t *x) { return time(x); }
typedef time_tz tz_time_t;
+# undef asctime
+# define asctime tz_asctime
+# undef asctime_r
+# define asctime_r tz_asctime_r
# undef ctime
# define ctime tz_ctime
# undef ctime_r
@@ -473,11 +493,13 @@ typedef time_tz tz_time_t;
# undef timezone
# define timezone tz_timezone
# endif
-# ifdef ALTZONE
+# if ALTZONE
# undef altzone
# define altzone tz_altzone
# endif
+char *asctime(struct tm const *);
+char *asctime_r(struct tm const *restrict, char *restrict);
char *ctime(time_t const *);
char *ctime_r(time_t const *, char *);
double difftime(time_t, time_t) ATTRIBUTE_CONST;
@@ -512,17 +534,14 @@ extern char *asctime_r(struct tm const *restrict, char *restrict);
extern char **environ;
#endif
-#if TZ_TIME_T || !HAVE_POSIX_DECLS
-# if HAVE_TZNAME
+#if 2 <= HAVE_TZNAME + (TZ_TIME_T || !HAVE_POSIX_DECLS)
extern char *tzname[];
-# endif
-# if USG_COMPAT
+#endif
+#if 2 <= USG_COMPAT + (TZ_TIME_T || !HAVE_POSIX_DECLS)
extern long timezone;
extern int daylight;
-# endif
#endif
-
-#ifdef ALTZONE
+#if 2 <= ALTZONE + (TZ_TIME_T || !HAVE_POSIX_DECLS)
extern long altzone;
#endif