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-rw-r--r--lib/libpthread/thread/thr_create.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/libpthread/thread/thr_create.c b/lib/libpthread/thread/thr_create.c
index 3dcd944..c9c6c9f 100644
--- a/lib/libpthread/thread/thr_create.c
+++ b/lib/libpthread/thread/thr_create.c
@@ -40,6 +40,7 @@
#include <machine/reg.h>
#include <pthread.h>
#include "pthread_private.h"
+#include "libc_private.h"
int
_thread_create(pthread_t * thread, const pthread_attr_t * attr,
@@ -254,6 +255,12 @@ pthread_create(pthread_t * thread, const pthread_attr_t * attr,
int ret = 0;
/*
+ * Locking functions in libc are required when there are
+ * threads other than the initial thread.
+ */
+ __isthreaded = 1;
+
+ /*
* Call the low level thread creation function which allows a parent
* thread to be specified:
*/
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