Add feature test macro to enable pthread_mutexattr_settype()

Signed-off-by: Joseph Schuchart <joseph.schuchart@stonybrook.edu>
open-mpi · Jul 10, 2024 · c6ba95b · c6ba95b
1 parent d150386
commit c6ba95b
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/opal/mca/threads/pthreads/threads_pthreads_mutex.h b/opal/mca/threads/pthreads/threads_pthreads_mutex.h
@@ -40,6 +40,11 @@
  * available.
  */
 
+// needed for pthread_mutexattr_settype
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE 1
+#endif
+
 #include "opal_config.h"
 
 #include <errno.h>