出现这种问题的解决办法
utils/uart_console/uart_console.c:58: 错误:expected identifier or ‘(’ before numeric constant
utils/uart_console/uart_console.c:59: 错误:expected identifier or ‘(’ before numeric constant
utils/uart_console/uart_console.c:62: 错误:expected identifier or ‘(’ before numeric constant
utils/uart_console/uart_console.c:63: 错误:expected identifier or ‘(’ before numeric constant
因为在/usr/include/bits/poll.h中已经define,第32到35行
/* These values are defined in XPG4.2. */
# define POLLRDNORM 0x040 /* Normal data may be read. */
# define POLLRDBAND 0x080 /* Priority data may be read. */
# define POLLWRNORM 0x100 /* Writing now will not block. */
# define POLLWRBAND 0x200 /* Priority data may be written. */