7Search.ccunknown type name bool keilunknown type name bool keilkeil unknown type namekeil unknown type name classunknown type name boolunknown type name ‘boolkeil unknown type name u8keil error unknown type namekeil unknown type name inlineerror unknown type name boolkeil unknown type name怎么解决keil unknown type name uint8_tkeil unknown type name u16