diff -u -r ../elfutils-0.166/src/unstrip.c ./src/unstrip.c
--- ../elfutils-0.166/src/unstrip.c 2016-01-12 07:49:19.000000000 -0500
+++ ./src/unstrip.c 2016-05-04 15:22:24.975567076 -0400
-@@ -294,6 +294,7 @@
- static void
- make_directories (const char *path)
- {
-+ size_t substr_len;
- const char *lastslash = strrchr (path, '/');
- if (lastslash == NULL)
- return;
@@ -303,7 +304,11 @@
if (lastslash == path)
return;
- char *dir = strndupa (path, lastslash - path);
-+ substr_len = lastslash - path;
++ size_t substr_len = lastslash - path;
+ char *dir = alloca(substr_len+1);
+ strncpy(dir, path, substr_len);
+ dir[substr_len] = 0;