x86_64-managarm-gcc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations spawn/posix_spawnattr_getsigmask.c -o spawn/posix_spawnattr_getsigmask -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
spawn/posix_spawnattr_getsigmask.c:6:69: error: ‘posix_spawnattr_getsigmask’ undeclared here (not in a function); did you mean ‘posix_spawnattr_setsigmask’?
    6 | int (*foo)(const posix_spawnattr_t *restrict, sigset_t *restrict) = posix_spawnattr_getsigmask;
      |                                                                     ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                                     posix_spawnattr_setsigmask