cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations pthread/pthread_attr_getguardsize.c -o pthread/pthread_attr_getguardsize -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
pthread/pthread_attr_getguardsize.c:5:64: error: ‘pthread_attr_getguardsize’ undeclared here (not in a function); did you mean ‘pthread_attr_getstacksize’?
    5 | int (*foo)(const pthread_attr_t *restrict, size_t *restrict) = pthread_attr_getguardsize;
      |                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                                pthread_attr_getstacksize