diff options
Diffstat (limited to 'Python/thread_pthread.h')
| -rw-r--r-- | Python/thread_pthread.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Python/thread_pthread.h b/Python/thread_pthread.h index a529b7a7eb..c007c8b906 100644 --- a/Python/thread_pthread.h +++ b/Python/thread_pthread.h @@ -64,7 +64,8 @@ /* Whether or not to use semaphores directly rather than emulating them with * mutexes and condition variables: */ -#if defined(_POSIX_SEMAPHORES) && !defined(HAVE_BROKEN_POSIX_SEMAPHORES) +#if (defined(_POSIX_SEMAPHORES) && !defined(HAVE_BROKEN_POSIX_SEMAPHORES) && \ + defined(HAVE_SEM_TIMEDWAIT)) # define USE_SEMAPHORES #else # undef USE_SEMAPHORES |