isnan: port to VAX

[gnulib.git] / lib / ffsll.c

diff --git a/lib/ffsll.c b/lib/ffsll.c
index d056d7c..f0e9425 100644 (file)
--- a/lib/ffsll.c
+++ b/lib/ffsll.c
@@ -1,3 +1,4 @@
 #define FUNC ffsll
 #define TYPE long long int
+#define GCC_BUILTIN __builtin_ffsll
 #include "ffsl.h"