cc -pthread   -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations sys_stat/S_TYPEISTMO.c -o sys_stat/S_TYPEISTMO -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt  -lgdbm_compat -lcrypt -latomic
sys_stat/S_TYPEISTMO.c:4:2: error: #error "S_TYPEISTMO is not defined"
    4 | #error "S_TYPEISTMO is not defined"
      |  ^~~~~