383 	unsigned char byte, bcsph[4], bcspp[4],  in bcsp()  local
426 			if ( read_check(fd, &bcsph[0], 1) == -1){  in bcsp()
430 		} while (bcsph[0] == 0xC0);  in bcsp()
432 		if ( read_check(fd, &bcsph[1], 3) == -1){  in bcsp()
437 		if (((bcsph[0] + bcsph[1] + bcsph[2]) & 0xFF) != (unsigned char)~bcsph[3])  in bcsp()
439 		if (bcsph[1] != 0x41 || bcsph[2] != 0x00)  in bcsp()
470 			if (read_check(fd, &bcsph[0], 1) == -1){  in bcsp()
474 		} while (bcsph[0] == 0xC0);  in bcsp()
476 		if (read_check(fd, &bcsph[1], 3) == -1){  in bcsp()
481 		if (((bcsph[0] + bcsph[1] + bcsph[2]) & 0xFF) != (unsigned char)~bcsph[3])  in bcsp()
484 		if (bcsph[1] != 0x41 || bcsph[2] != 0x00)  in bcsp()