make pointers used in robust list volatile

[musl] / arch / x32 / bits / signal.h

diff --git a/arch/x32/bits/signal.h b/arch/x32/bits/signal.h
index ecbb813..2379f1c 100644 (file)
--- a/arch/x32/bits/signal.h
+++ b/arch/x32/bits/signal.h
@@ -60,6 +60,12 @@ typedef struct {
 } mcontext_t;
 #endif
 
+struct sigaltstack {
+       void *ss_sp;
+       int ss_flags;
+       size_t ss_size;
+};
+
 typedef struct __ucontext {
        unsigned long uc_flags;
        struct __ucontext *uc_link;