SET_CURRENT_THREAD_NAME  372 .ext/include/x86_64-linux/ruby/config.h #define SET_CURRENT_THREAD_NAME(name) pthread_setname_np(pthread_self(), name)
SET_CURRENT_THREAD_NAME 1502 thread_pthread.c # define SET_CURRENT_THREAD_NAME(name) prctl(PR_SET_NAME, name)