cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations tar/TSGID.c -o tar/TSGID -D_POSIX_C_SOURCE=202405L -lm -lpthread -lnetwork -lbsd -latomic
tar/TSGID.c:2:18: error: 'TSGID' undeclared here (not in a function); did you mean 'TSUID'?
    2 | int  const foo = TSGID;
      |                  ^~~~~
      |                  TSUID