2 files changed, 21 insertions, 0 deletions

diff --git a/lib/libthr/pthread.map b/lib/libthr/pthread.map
index f75ef4c9135e..1c8dde03367b 100644
--- a/lib/libthr/pthread.map
+++ b/lib/libthr/pthread.map
@@ -339,5 +339,7 @@ FBSD_1.6 {
 };
 
 FBSD_1.8 {
+	 pthread_signals_block_np;
+	 pthread_signals_unblock_np;
 	 pthread_sigqueue;
 };
diff --git a/lib/libthr/thread/thr_sig.c b/lib/libthr/thread/thr_sig.c
index c5ee5aa8423b..2cd3de512d1c 100644
--- a/lib/libthr/thread/thr_sig.c
+++ b/lib/libthr/thread/thr_sig.c
@@ -37,6 +37,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <pthread.h>
+#include <pthread_np.h>
 #include "un-namespace.h"
 #include "libc_private.h"
 
@@ -163,6 +164,24 @@ _thr_signal_block_setup(struct pthread *curthread)
 	__sys_sigfastblock(SIGFASTBLOCK_SETPTR, &curthread->fsigblock);
 }
 
+void
+pthread_signals_block_np(void)
+{
+	struct pthread *curthread;
+
+	curthread = _get_curthread();
+	_thr_signal_block(curthread);
+}
+
+void
+pthread_signals_unblock_np(void)
+{
+	struct pthread *curthread;
+
+	curthread = _get_curthread();
+	_thr_signal_unblock(curthread);
+}
+
 int
 _thr_send_sig(struct pthread *thread, int sig)
 {