diff --git a/lib/libc/gen/Symbol.map b/lib/libc/gen/Symbol.map
--- a/lib/libc/gen/Symbol.map
+++ b/lib/libc/gen/Symbol.map
@@ -427,6 +427,7 @@
 	eventfd_write;
 	getlogin_r;
 	memalign;
+	pthread_getname_np;
 	scandir_b;
 	sigandset;
 	sigisemptyset;
@@ -488,6 +489,7 @@
 	_pthread_exit;
 	_pthread_getspecific;
 	_pthread_join;
+	_pthread_getname_np;
 	_pthread_key_create;
 	_pthread_key_delete;
 	_pthread_kill;
diff --git a/lib/libc/gen/_pthread_stubs.c b/lib/libc/gen/_pthread_stubs.c
--- a/lib/libc/gen/_pthread_stubs.c
+++ b/lib/libc/gen/_pthread_stubs.c
@@ -133,6 +133,7 @@
 	[PJT_MUTEXATTR_SETROBUST] =	{PJT_DUAL_ENTRY(stub_zero)},
 	[PJT_GETTHREADID_NP] =		{PJT_DUAL_ENTRY(stub_zero)},
 	[PJT_ATTR_GET_NP] =		{PJT_DUAL_ENTRY(stub_esrch)},
+	[PJT_GETNAME_NP] =		{PJT_DUAL_ENTRY(stub_zero)},
 };
 
 /*
@@ -291,6 +292,7 @@
 STUB_FUNC1(_pthread_cancel_enter, PJT_CANCEL_ENTER, void, int)
 STUB_FUNC1(_pthread_cancel_leave, PJT_CANCEL_LEAVE, void, int)
 STUB_FUNC2(pthread_attr_get_np, PJT_ATTR_GET_NP, int, pthread_t, pthread_attr_t *)
+STUB_FUNC3(pthread_getname_np, PJT_GETNAME_NP, void, pthread_t, char *, size_t)
 
 static int
 stub_zero(void)
diff --git a/lib/libc/include/libc_private.h b/lib/libc/include/libc_private.h
--- a/lib/libc/include/libc_private.h
+++ b/lib/libc/include/libc_private.h
@@ -186,6 +186,7 @@
 	PJT_MUTEXATTR_SETROBUST,
 	PJT_GETTHREADID_NP,
 	PJT_ATTR_GET_NP,
+	PJT_GETNAME_NP,
 	PJT_MAX
 } pjt_index_t;
 
diff --git a/lib/libthr/pthread.map b/lib/libthr/pthread.map
--- a/lib/libthr/pthread.map
+++ b/lib/libthr/pthread.map
@@ -194,6 +194,7 @@
 	_pthread_getaffinity_np;
 	_pthread_getconcurrency;
 	_pthread_getcpuclockid;
+	_pthread_getname_np;
 	_pthread_getprio;
 	_pthread_getschedparam;
 	_pthread_getspecific;
diff --git a/lib/libthr/thread/thr_info.c b/lib/libthr/thread/thr_info.c
--- a/lib/libthr/thread/thr_info.c
+++ b/lib/libthr/thread/thr_info.c
@@ -116,9 +116,10 @@
 		buf[0] = '\0';
 }
 
-__weak_reference(_pthread_getname_np, pthread_getname_np);
+__weak_reference(_thr_getname_np, pthread_getname_np);
+__weak_reference(_thr_getname_np, _pthread_getname_np);
 int
-_pthread_getname_np(pthread_t thread, char *buf, size_t len)
+_thr_getname_np(pthread_t thread, char *buf, size_t len)
 {
 	struct pthread *curthread;
 	int res;
@@ -149,5 +150,5 @@
 void
 _pthread_get_name_np(pthread_t thread, char *buf, size_t len)
 {
-	(void)_pthread_getname_np(thread, buf, len);
+	(void)_thr_getname_np(thread, buf, len);
 }
diff --git a/lib/libthr/thread/thr_init.c b/lib/libthr/thread/thr_init.c
--- a/lib/libthr/thread/thr_init.c
+++ b/lib/libthr/thread/thr_init.c
@@ -273,6 +273,7 @@
 	[PJT_MUTEXATTR_SETROBUST] = {DUAL_ENTRY(_thr_mutexattr_setrobust)},
 	[PJT_GETTHREADID_NP] = {DUAL_ENTRY(_thr_getthreadid_np)},
 	[PJT_ATTR_GET_NP] = {DUAL_ENTRY(_thr_attr_get_np)},
+	[PJT_GETNAME_NP] = {DUAL_ENTRY(_thr_getname_np)},
 };
 
 static int init_once = 0;
diff --git a/lib/libthr/thread/thr_private.h b/lib/libthr/thread/thr_private.h
--- a/lib/libthr/thread/thr_private.h
+++ b/lib/libthr/thread/thr_private.h
@@ -1075,6 +1075,7 @@
 int _thr_detach(pthread_t);
 int _thr_equal(pthread_t, pthread_t);
 void _Tthr_exit(void *);
+int _thr_getname_np(pthread_t, char *, size_t);
 int _thr_key_create(pthread_key_t *, void (*)(void *));
 int _thr_key_delete(pthread_key_t);
 int _thr_setspecific(pthread_key_t, const void *);