文件操作 - struct_timeval.h
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文件: /usr/include/bits/types/struct_timeval.h
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#ifndef __timeval_defined #define __timeval_defined 1 #include <bits/types.h> /* A time value that is accurate to the nearest microsecond but also has a range of years. */ struct timeval { __time_t tv_sec; /* Seconds. */ __suseconds_t tv_usec; /* Microseconds. */ }; #endif
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