1 files changed, 12 insertions, 0 deletions
diff --git a/include/setjmp.h b/include/setjmp.h
index c78a964..34fc9e5 100644
--- a/include/setjmp.h
+++ b/include/setjmp.h
@@ -1 +1,13 @@
 #include <setjmp/setjmp.h>
+
+/* Now define the internal interfaces.  */
+
+/* Internal machine-dependent function to restore context sans signal mask.  */
+extern void __longjmp __P ((__jmp_buf __env, int __val))
+     __attribute__ ((__noreturn__));
+
+/* Internal function to possibly save the current mask of blocked signals
+   in ENV, and always set the flag saying whether or not it was saved.
+   This is used by the machine-dependent definition of `__sigsetjmp'.
+   Always returns zero, for convenience.  */
+extern int __sigjmp_save __P ((jmp_buf __env, int __savemask));