Take advantage of gcc's builtin implementation of ffs under mingw

diff --git a/librazor/types/types.h b/librazor/types/types.h
index f2a4699..8f8443a 100644 (file)
--- a/librazor/types/types.h
+++ b/librazor/types/types.h
@@ -24,6 +24,10 @@
 #include <stdlib.h>
 #include <stdint.h>
 
+#ifdef __MINGW32__
+#define ffs __builtin_ffs
+#endif
+
 struct array {
        void *data;
        int size, alloc;