conflicting types for 'dev_t'的原因
在Linux下编译程序有时会遇到这种问题,这貌似是一个Linux历史遗留问题:/usr/include/sys/types.h:62: error: conflicting types for ‘dev_t’/usr/include/linux/types.h:13: error: previous declaration of ‘dev_t’ was here/usr/i