diff --git a/srcpkgs/mame/patches/0001-musl-fix.patch b/srcpkgs/mame/patches/0001-musl-fix.patch
index 47f1b3a1f7a..f882e65a765 100644
--- a/srcpkgs/mame/patches/0001-musl-fix.patch
+++ b/srcpkgs/mame/patches/0001-musl-fix.patch
@@ -1,6 +1,17 @@
 --- 3rdparty/bx/include/bx/thread.h	2016-02-24 08:02:17.000000000 +0100
-+++ 3rdparty/bx/include/bx/thread.h	2016-02-24 09:19:51.997080688 +0100
-@@ -153,7 +153,7 @@
++++ 3rdparty/bx/include/bx/thread.h	2016-02-24 09:31:36.413131472 +0100
+@@ -10,7 +10,9 @@
+ #	include <pthread.h>
+ #	if defined(__GLIBC__) && !( (__GLIBC__ > 2) || ( (__GLIBC__ == 2) && (__GLIBC_MINOR__ >= 12) ) )
+ #		include <sys/prctl.h>
+-#	endif // defined(__GLIBC__) ...
++#      elif !defined(__GLIBC__)
++#		include <sys/prctl.h>
++#	endif // !defined(__GLIBC__) ...
+ #elif BX_PLATFORM_WINRT
+ using namespace Platform;
+ using namespace Windows::Foundation;
+@@ -153,7 +155,7 @@
  #if BX_PLATFORM_OSX || BX_PLATFORM_IOS
  			pthread_setname_np(_name);
  #elif BX_PLATFORM_LINUX