x86_64-managarm-gcc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations threads/mtx_timedlock.c -o threads/mtx_timedlock -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
threads/mtx_timedlock.c:5:64: error: ‘mtx_timedlock’ undeclared here (not in a function); did you mean ‘mtx_timed’?
    5 | int (*foo)(mtx_t *restrict, const struct timespec *restrict) = mtx_timedlock;
      |                                                                ^~~~~~~~~~~~~
      |                                                                mtx_timed