cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations time/timespec_get.c -o time/timespec_get -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
time/timespec_get.c:5:38: error: ‘timespec_get’ undeclared here (not in a function); did you mean ‘timespec’?
    5 | int (*foo)(struct timespec *, int) = timespec_get;
      |                                      ^~~~~~~~~~~~
      |                                      timespec