cc -pthread  -Wall -Wextra -Werror=implicit-function-declaration sched/sched_rr_get_interval.c -o sched/sched_rr_get_interval -D_GNU_SOURCE -D_BSD_SOURCE -D_ALL_SOURCE -D_DEFAULT_SOURCE -lm -lpthread -lrt -lintl -liconv
relibc getrlimit(3, 0x7ffffffffc80): not implemented
relibc getrlimit(3, 0x7ffffffffba0): not implemented
relibc getrlimit(9, 0x7ffffffffb60): not implemented
relibc getrlimit(9, 0x7ffffffffb90): not implemented
relibc getrlimit(5, 0x7ffffffffb90): not implemented
relibc getrlimit(9, 0x7ffffffffb60): not implemented
sched/sched_rr_get_interval.c: In function 'main':
sched/sched_rr_get_interval.c:14:14: error: implicit declaration of function 'sched_rr_get_interval' [-Werror=implicit-function-declaration]
   14 |         if ( sched_rr_get_interval(0, &ts) < 0 )
      |              ^~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors