diff --git a/srcpkgs/radare2/patches/musl.patch b/srcpkgs/radare2/patches/musl.patch
new file mode 100644
index 00000000000..b60521c7005
--- /dev/null
+++ b/srcpkgs/radare2/patches/musl.patch
@@ -0,0 +1,11 @@
+--- libr/util/thread_lock.c.orig	2017-05-30 18:46:34.000000000 +0200
++++ libr/util/thread_lock.c	2017-05-30 19:30:50.261893137 +0200
+@@ -13,7 +13,7 @@
+ 		if (recursive) {
+ 			pthread_mutexattr_t attr;
+ 			pthread_mutexattr_init (&attr);
+-#if !__linux__ || __USE_UNIX98__
++#if !defined(__GLIBC__) || __USE_UNIX98__
+ 			pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_RECURSIVE);
+ #else
+ 			pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_RECURSIVE_NP);