use compiler builtins for variadic macros when available

[musl] / arch / i386 / bits / alltypes.h.sh

diff --git a/arch/i386/bits/alltypes.h.sh b/arch/i386/bits/alltypes.h.sh
index 9d94c91..335c095 100755 (executable)
--- a/arch/i386/bits/alltypes.h.sh
+++ b/arch/i386/bits/alltypes.h.sh
@@ -19,7 +19,12 @@ union \1 \2;\
 TYPEDEF unsigned size_t;
 TYPEDEF int ssize_t;
 TYPEDEF long ptrdiff_t;
+
+#if __GNUC__ >= 3
+TYPEDEF __builtin_va_list va_list;
+#else
 TYPEDEF struct __va_list * va_list;
+#endif
 
 TYPEDEF long wchar_t;
 TYPEDEF long wint_t;