On 26 January 2014 22:50, Keith Erickson wrote: > So how do I use the fast clock_gettime in a single threaded program on glibc > 2.12 (rhel6) without pulling in pthread? AFAIK you can't. clock_gettime is in librt.so which depends on libpthread.so Glibc 2.17 moved clock_gettime out of librt.so specifically to solve this issue, because that was the only way to get clock_gettime without depending on libpthread.so