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-rw-r--r--src/internal/fork_impl.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/internal/fork_impl.h b/src/internal/fork_impl.h
new file mode 100644
index 00000000..5892c13b
--- /dev/null
+++ b/src/internal/fork_impl.h
@@ -0,0 +1,19 @@
+#include <features.h>
+
+extern hidden volatile int *const __at_quick_exit_lockptr;
+extern hidden volatile int *const __atexit_lockptr;
+extern hidden volatile int *const __dlerror_lockptr;
+extern hidden volatile int *const __gettext_lockptr;
+extern hidden volatile int *const __locale_lockptr;
+extern hidden volatile int *const __random_lockptr;
+extern hidden volatile int *const __sem_open_lockptr;
+extern hidden volatile int *const __stdio_ofl_lockptr;
+extern hidden volatile int *const __syslog_lockptr;
+extern hidden volatile int *const __timezone_lockptr;
+
+extern hidden volatile int *const __bump_lockptr;
+
+extern hidden volatile int *const __vmlock_lockptr;
+
+hidden void __malloc_atfork(int);
+hidden void __ldso_atfork(int);