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-rw-r--r--include/my_pthread.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/my_pthread.h b/include/my_pthread.h
index 9cf337702f7..aac0222c136 100644
--- a/include/my_pthread.h
+++ b/include/my_pthread.h
@@ -430,11 +430,14 @@ struct tm *localtime_r(const time_t *clock, struct tm *res);
#if defined(HPUX) && !defined(DONT_REMAP_PTHREAD_FUNCTIONS)
#undef pthread_cond_timedwait
-#undef pthread_mutex_trylock
#define pthread_cond_timedwait(a,b,c) my_pthread_cond_timedwait((a),(b),(c))
-#define pthread_mutex_trylock(a) my_pthread_mutex_trylock((a))
int my_pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
struct timespec *abstime);
+#endif
+
+#if defined(HAVE_POSIX1003_4a_MUTEX) && !defined(DONT_REMAP_PTHREAD_FUNCTIONS)
+#undef pthread_mutex_trylock
+#define pthread_mutex_trylock(a) my_pthread_mutex_trylock((a))
int my_pthread_mutex_trylock(pthread_mutex_t *mutex);
#endif