Index: gperftools-2.13/src/base/elf_mem_image.h
===================================================================
--- gperftools-2.13.orig/src/base/elf_mem_image.h
+++ gperftools-2.13/src/base/elf_mem_image.h
@@ -47,6 +47,7 @@
#define HAVE_ELF_MEM_IMAGE 1
+#include <cstddef>
#include <stdlib.h>
#include <link.h> // for ElfW