diff --git a/libc/arch-arm/bionic/exidx_dynamic.c b/libc/arch-arm/bionic/exidx_dynamic.c
index 962606f..c7b7156 100644
--- a/libc/arch-arm/bionic/exidx_dynamic.c
+++ b/libc/arch-arm/bionic/exidx_dynamic.c
@@ -25,12 +25,8 @@
  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
-typedef long unsigned int *_Unwind_Ptr;
 
-/* Stubbed out in libdl and defined in the dynamic linker.
- * Same semantics as __gnu_Unwind_Find_exidx().
- */
-extern _Unwind_Ptr dl_unwind_find_exidx(_Unwind_Ptr pc, int *pcount);
+#include <link.h>
 
 /* For a given PC, find the .so that it belongs to.
  * Returns the base address of the .ARM.exidx section