diff --git a/libc/private/bionic_globals.h b/libc/private/bionic_globals.h
index 44ec2e3..e9eaee0 100644
--- a/libc/private/bionic_globals.h
+++ b/libc/private/bionic_globals.h
@@ -30,6 +30,7 @@
 #define _PRIVATE_BIONIC_GLOBALS_H
 
 #include <sys/cdefs.h>
+#include <pthread.h>
 
 #include "private/bionic_fdsan.h"
 #include "private/bionic_malloc_dispatch.h"
@@ -44,6 +45,8 @@
 
 __LIBC_HIDDEN__ extern WriteProtected<libc_globals> __libc_globals;
 
+struct abort_msg_t;
+
 // Globals shared between the dynamic linker and libc.so.
 struct libc_shared_globals {
   FdTable fd_table;
@@ -52,6 +55,9 @@
   // record the number of arguments passed to the linker itself rather than to
   // the program it's loading. Typically 0, sometimes 1.
   int initial_linker_arg_count;
+
+  pthread_mutex_t abort_msg_lock;
+  abort_msg_t* abort_msg;
 };
 
 __LIBC_HIDDEN__ libc_shared_globals* __libc_shared_globals();