qt5: unbreal musl build (take 4).

srcpkgs/qt5/patches/fix-execinfo.patch

@@ -123,3 +123,23 @@
  #define U_TIMEZONE      __timezone
  #endif
  #if 1
+--- qtwebengine/src/3rdparty/chromium/third_party/libxml/src/threads.c.orig	2015-05-12 06:49:49.220140993 +0200
++++ qtwebengine/src/3rdparty/chromium/third_party/libxml/src/threads.c	2015-05-12 06:52:15.196605626 +0200
+@@ -48,7 +48,7 @@
+ 
+ static int libxml_is_threaded = -1;
+ #ifdef __GNUC__
+-#ifdef linux
++#ifdef __GLIBC__
+ #if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || (__GNUC__ > 3)
+ extern int pthread_once (pthread_once_t *__once_control,
+                          void (*__init_routine) (void))
+@@ -88,7 +88,7 @@ extern int pthread_key_delete ()
+ extern int pthread_cond_signal ()
+ 	   __attribute((weak));
+ #endif
+-#endif /* linux */
++#endif /* __GLIBC__ */
+ #endif /* __GNUC__ */
+ #endif /* HAVE_PTHREAD_H */
+ 

srcpkgs/qt5/template

@@ -1,4 +1,4 @@
-# Template file for 'qt5' 
+# Template file for 'qt5'
 pkgname=qt5
 version=5.4.1
 revision=4