undefined reference to symbol 'timer_settime@@GLIBC_2.3.3'

https://blog.csdn.net/bubbleyang/article/details/86291610 七、高精度定時器 posix_timer 編譯時報錯：undefined reference to symbol ‘timer_settime@@GLIBC_2.3.3’web 解決：在編譯時添加 -lrt，https://stackoverflow.com/questions/18

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