-#include <setjmp.h>
-#include <signal.h>
-#include <stdlib.h>
-
-/* !!! This function will not work unless the compiler performs
- * tail call optimization. Machine-specific asm versions should
- * be created instead even though the workaround (tail call)
- * is entirely non-machine-specific... */
-
-int sigsetjmp(sigjmp_buf buf, int save)
-{
- if ((buf->__fl = save))
- pthread_sigmask(SIG_SETMASK, 0, (sigset_t *)buf->__ss);
- return setjmp(buf->__jb);
-}