gcc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations langinfo/ALTMON_9.c -o langinfo/ALTMON_9 -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lxnet -lsocket -latomic
langinfo/ALTMON_9.c:2:17: error: ‘ALTMON_9’ undeclared here (not in a function); did you mean ‘ABMON_9’?
    2 | int const foo = ALTMON_9;
      |                 ^~~~~~~~
      |                 ABMON_9