[K/N] Patch libbacktrace to work in ios simulator.

kotlin-native/runtime/src/libbacktrace/c/macho.c

@@ -92,6 +92,7 @@ struct macho_header_fat
 
 #define MACH_O_MH_EXECUTE	0x02
 #define MACH_O_MH_DYLIB		0x06
+#define MACH_O_MH_DYLINKER	0x07
 #define MACH_O_MH_DSYM		0x0a
 
 /* A component of a fat file.  A fat file starts with a
@@ -1060,6 +1061,8 @@ macho_add (struct backtrace_state *state, const char *filename, int descriptor,
     case MACH_O_MH_DYLIB:
     case MACH_O_MH_DSYM:
       break;
+    case MACH_O_MH_DYLINKER:
+      goto skip;
     default:
       error_callback (data, "executable file is not an executable", 0);
       goto fail;
@@ -1214,6 +1217,12 @@ macho_add (struct backtrace_state *state, const char *filename, int descriptor,
   if (descriptor != -1)
     backtrace_close (descriptor, error_callback, data);
   return 0;
+ skip:
+  if (cmds_view_valid)
+    backtrace_release_view (state, &cmds_view, error_callback, data);
+  if (descriptor != -1)
+    backtrace_close (descriptor, error_callback, data);
+  return 1;
 }
 
 #ifdef HAVE_MACH_O_DYLD_H