autofs: fix segment fault on musl when running in debug mode.

srcpkgs/autofs/patches/musl.patch

@@ -28,3 +28,18 @@
  #include "automount.h"
  #if defined(LIBXML2_WORKAROUND) || defined(TIRPC_WORKAROUND)
  #include <dlfcn.h>
+--- lib/log.c.orig     2019-03-30 10:49:52.965336128 +0100
++++ lib/log.c  2019-03-30 10:50:43.232710045 +0100
+@@ -38,7 +38,11 @@ static char *prepare_attempt_prefix(cons
+       char buffer[ATTEMPT_ID_SIZE + 1];
+       char *prefixed_msg = NULL;
+ 
+-      attempt_id = pthread_getspecific(key_thread_attempt_id);
++      if (key_thread_attempt_id) {
++              attempt_id = pthread_getspecific(key_thread_attempt_id);
++      } else {
++              attempt_id = 0;
++      }
+       if (attempt_id) {
+               int len = sizeof(buffer) + 1 + strlen(msg) + 1;
+ 

srcpkgs/autofs/template

@@ -1,7 +1,7 @@
 # Template file for 'autofs'
 pkgname=autofs
 version=5.1.5
-revision=2
+revision=3
 build_style=gnu-configure
 make_build_args="DONTSTRIP=1"
 configure_args="--with-libtirpc --with-mapdir=/etc/autofs --sbindir=/usr/bin"