usbi_log 152 third_party/libusb/src/libusb/libusbi.h void usbi_log(struct libusb_context *ctx, enum libusb_log_level level, usbi_log 161 third_party/libusb/src/libusb/libusbi.h #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__)