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-rw-r--r--time/mktime.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/time/mktime.c b/time/mktime.c
index fd242b1545..d8fdf3a6c6 100644
--- a/time/mktime.c
+++ b/time/mktime.c
@@ -25,6 +25,12 @@
#include <config.h>
#endif
+#ifdef _LIBC
+# define HAVE_LIMITS_H 1
+# define HAVE_LOCALTIME_R 1
+# define STDC_HEADERS 1
+#endif
+
/* Assume that leap seconds are possible, unless told otherwise.
If the host has a `zic' command with a `-L leapsecondfilename' option,
then it supports leap seconds; otherwise it probably doesn't. */
@@ -35,13 +41,13 @@
#include <sys/types.h> /* Some systems define `time_t' here. */
#include <time.h>
-#if __STDC__ || __GNU_LIBRARY__ || STDC_HEADERS
+#if HAVE_LIMITS_H
#include <limits.h>
#endif
#if DEBUG
#include <stdio.h>
-#if __STDC__ || __GNU_LIBRARY__ || STDC_HEADERS
+#if STDC_HEADERS
#include <stdlib.h>
#endif
/* Make it work even if the system's libc has its own mktime routine. */
@@ -100,10 +106,10 @@ time_t __mktime_internal __P ((struct tm *,
time_t *));
-#if ! HAVE_LOCALTIME_R && ! defined (localtime_r)
#ifdef _LIBC
#define localtime_r __localtime_r
#else
+#if ! HAVE_LOCALTIME_R && ! defined (localtime_r)
/* Approximate localtime_r as best we can in its absence. */
#define localtime_r my_localtime_r
static struct tm *localtime_r __P ((const time_t *, struct tm *));
@@ -118,8 +124,8 @@ localtime_r (t, tp)
*tp = *l;
return tp;
}
-#endif /* ! _LIBC */
#endif /* ! HAVE_LOCALTIME_R && ! defined (localtime_r) */
+#endif /* ! _LIBC */
/* Yield the difference between (YEAR-YDAY HOUR:MIN:SEC) and (*TP),