On Sun, Aug 9, 2020 at 6:29 PM 孙世龙 sunshilong via Gcc-help <gcc-help@xxxxxxxxxxx> wrote: > How to know the version of GLIBC installed on current platform,e.g: Ubuntu? In addition to dpkg, there is also __GLIBC__ and __GLIBC_MINOR__ in /usr/include/features.h. Jim