build: Define __USE_UNIX98 for old glibc

Otherwise PTHREAD_MUTEX_RECURSIVE isn't defined and we get an error
with old glibc.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2017-05-16 16:17:57 +02:00
parent e7bf93f7e9
commit 3cf3fbebdd

View file

@ -35,6 +35,7 @@
#include "local.h" #include "local.h"
#ifdef THREAD_SAFE_API #ifdef THREAD_SAFE_API
#define __USE_UNIX98 1 /* for old glibc */
#include <pthread.h> #include <pthread.h>
#endif #endif