int fpga_load(int devnum, const void *buf, size_t bsize,
bitstream_type bstype);
int fpga_fsload(int devnum, const void *buf, size_t size,
int fpga_load(int devnum, const void *buf, size_t bsize,
bitstream_type bstype);
int fpga_fsload(int devnum, const void *buf, size_t size,