tags 749157 patch
thanks
Here's the patch from upstream:
http://svnweb.freebsd.org/base?view=revision&revision=266664
--- head/lib/libusb/libusb.h Sun May 25 18:06:28 2014 (r266663)
+++ head/lib/libusb/libusb.h Sun May 25 18:06:32 2014 (r266664)
@@ -33,6 +33,8 @@
#include <sys/types.h>
#endif
+#define LIBUSB_CALL
+
#ifdef __cplusplus
extern "C" {
#endif