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-rw-r--r--include/signal.h1
-rw-r--r--include/ucontext.h4
2 files changed, 3 insertions, 2 deletions
diff --git a/include/signal.h b/include/signal.h
index bef8ae04..860f7428 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -13,6 +13,7 @@ extern "C" {
#ifdef _GNU_SOURCE
#define __siginfo siginfo
+#define __ucontext ucontext
#endif
#define __NEED_size_t
diff --git a/include/ucontext.h b/include/ucontext.h
index 28d04ea8..3bb776ed 100644
--- a/include/ucontext.h
+++ b/include/ucontext.h
@@ -8,8 +8,8 @@ extern "C" {
#include <signal.h>
-#ifdef _GNU_SOURCE
-#define ucontext __ucontext
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define NGREG (sizeof(gregset_t)/sizeof(greg_t))
#endif
struct __ucontext;