cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations unistd/_SC_V8_ILP32_OFF32.c -o unistd/_SC_V8_ILP32_OFF32 -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lcrypt -latomic
unistd/_SC_V8_ILP32_OFF32.c:2:17: error: ‘_SC_V8_ILP32_OFF32’ undeclared here (not in a function); did you mean ‘_SC_V7_ILP32_OFF32’?
    2 | int const foo = _SC_V8_ILP32_OFF32;
      |                 ^~~~~~~~~~~~~~~~~~
      |                 _SC_V7_ILP32_OFF32